Variables

4291 variables.
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Module Label Name Description Type
Longitudinal information (CHRIS COVID-19) cclq06j Redness or burning eyes, since <lastdate> Except for possible symptoms you may regularly suffer from, have you had any of the following symptoms since <cclqldate>? Redness or burning eyes Categorical
Longitudinal information (CHRIS COVID-19) cclq06x Pale or oily faeces, since <lastdate> Except for possible symptoms you may regularly suffer from, have you had any of the following symptoms since <cclqldate>? Pale or oily faeces Categorical
Longitudinal information (CHRIS COVID-19) cclq06u Nausea, since <lastdate> Except for possible symptoms you may regularly suffer from, have you had any of the following symptoms since <cclqldate>? Nausea Categorical
Longitudinal information (CHRIS COVID-19) cclq06g Loss of taste, since <lastdate> Except for possible symptoms you may regularly suffer from, have you had any of the following symptoms since <cclqldate>? Loss of taste Categorical
Longitudinal information (CHRIS COVID-19) cclq06h Loss of smell, since <lastdate> Except for possible symptoms you may regularly suffer from, have you had any of the following symptoms since <cclqldate>? Loss of smell Categorical
Longitudinal information (CHRIS COVID-19) cclq06f Lack of appetite, since <lastdate> Except for possible symptoms you may regularly suffer from, have you had any of the following symptoms since <cclqldate>? Lack of appetite Categorical
Longitudinal information (CHRIS COVID-19) cclq06d Joint or muscle pain, since <lastdate> Except for possible symptoms you may regularly suffer from, have you had any of the following symptoms since <cclqldate>? Joint or muscle pain Categorical
Longitudinal information (CHRIS COVID-19) cclq06z Itching or rash, since <lastdate> Except for possible symptoms you may regularly suffer from, have you had any of the following symptoms since <cclqldate>? Itching or rash Categorical
Longitudinal information (CHRIS COVID-19) cclq06e Headache, since <lastdate> Except for possible symptoms you may regularly suffer from, have you had any of the following symptoms since <cclqldate>? Headache Categorical
Longitudinal information (CHRIS COVID-19) cclq06a Fever, since <lastdate> Except for possible symptoms you may regularly suffer from, have you had any of the following symptoms since <cclqldate>? Fever Categorical
Longitudinal information (CHRIS COVID-19) cclq06c Fatigue or tiredness, since <lastdate> Except for possible symptoms you may regularly suffer from, have you had any of the following symptoms since <cclqldate>? Fatigue or tiredness Categorical
Longitudinal information (CHRIS COVID-19) cclq06k Eye pain, since <lastdate> Except for possible symptoms you may regularly suffer from, have you had any of the following symptoms since <cclqldate>? Eye pain Categorical
Longitudinal information (CHRIS COVID-19) cclq06i Ear pain (otitis), since <lastdate> Except for possible symptoms you may regularly suffer from, have you had any of the following symptoms since <cclqldate>? Ear pain (otitis) Categorical
Longitudinal information (CHRIS COVID-19) cclq06n Dry cough, since <lastdate> Except for possible symptoms you may regularly suffer from, have you had any of the following symptoms since <cclqldate>? Dry cough Categorical
Longitudinal information (CHRIS COVID-19) cclq06w Diarrhoea, since <lastdate> Except for possible symptoms you may regularly suffer from, have you had any of the following symptoms since <cclqldate>? Diarrhoea Categorical
Longitudinal information (CHRIS COVID-19) cclq06p Coughing up blood, since <lastdate> Except for possible symptoms you may regularly suffer from, have you had any of the following symptoms since <cclqldate>? Coughing up blood Categorical
Longitudinal information (CHRIS COVID-19) cclq06l Cold, since <lastdate> Except for possible symptoms you may regularly suffer from, have you had any of the following symptoms since <cclqldate>? Cold Categorical
Longitudinal information (CHRIS COVID-19) cclq06r Chest pain, since <lastdate> Except for possible symptoms you may regularly suffer from, have you had any of the following symptoms since <cclqldate>? Chest pain Categorical
Longitudinal information (CHRIS COVID-19) cclq06t Abdominal pain, since <lastdate> Except for possible symptoms you may regularly suffer from, have you had any of the following symptoms since <cclqldate>? Abdominal pain Categorical
Longitudinal information (CHRIS COVID-19) cclq06 Presence of symptoms, since <lastdate> Except for possible symptoms you may regularly suffer from, have you had any of the following symptoms since <cclqldate>? Categorical
Neurological phenotypes (CHRIS baseline) x0nd0042 Essential Tremor (secondary causes excluded) Essential Tremor (secondary causes excluded) Boolean
Iron metabolism (CHRIS baseline) x0he07b Erythroferrone concentration, low stringency filter Erythroferrone concentration with application of a low stringency filter Float
Iron metabolism (CHRIS baseline) x0he07a Erythroferrone concentration, high stringency filter Erythroferrone concentration with application of a high stringency filter Float
Urine measurements (CHRIS baseline) x0lp62b Erythrocytes, urine Erythrocytes, urine Float
Urine measurements (CHRIS baseline) x0lp62d Epithelial cells, urine Epithelial cells, urine Float
Neurological phenotypes (CHRIS baseline) x0nd0031b Epilepsy and consuming Anti-EPI drugs Epilepsy and consuming Anti-EPI drugs Boolean
Neurological phenotypes (CHRIS baseline) x0nd0031a Epilepsy (positive at question) Epilepsy (positive at question) Boolean
Blood measurements (CHRIS baseline) x0lp50i Eosinophils (absolute eosinophil count) Eosinophils (absolute eosinophil count) Float
Blood measurements (CHRIS baseline) x0lp50d Eosinophils (EOS) Eosinophils (EOS) Float
Heart rate variability (CHRIS baseline) x0ec271 EnoughData (flag for nonlinear analysis) EnoughData: boolean variable to flag whether the nonlinear analysis was carried out or not Boolean
Food frequency questionnaire (CHRIS baseline) x0ff149 Energy drinks (e.g. Red Bull) Energy drinks (e.g. Red Bull) Categorical
Heart rate variability (CHRIS baseline) x0ec205b segment end End point of the data segment which is used for HRV analysis, expressed in seconds Integer
Occupation (CHRIS baseline) x0oc01 Employed (ever) Employment (ever) Categorical
Biochemical traits (CHRIS COVID-19) cclp90a Elecsys Anti-SARS-CoV-2 (anti-Spike) quantitative Elecsys Anti-SARS-CoV-2 (anti-Spike) quantitative Float
Biochemical traits (CHRIS COVID-19) cclp90b Elecsys Anti-SARS-CoV-2 (anti-Spike) categorical Elecsys Anti-SARS-CoV-2 (anti-Spike) categorical Categorical
Biochemical traits (CHRIS COVID-19) cclp89a Elecsys Anti-SARS-CoV-2 (anti-Ncapsid) quantitative Elecsys Anti-SARS-CoV-2 (anti-Ncapsid) quantitative Float
Biochemical traits (CHRIS COVID-19) cclp89b Elecsys Anti-SARS-CoV-2 (anti-Ncapsid) categorical Elecsys Anti-SARS-CoV-2 (anti-Ncapsid) categorical Categorical
Food frequency questionnaire (CHRIS baseline) x0ff193 Eggs (on average) Eggs (on average) Categorical
Food frequency questionnaire (CHRIS baseline) x0ff194 Eggs (fried, boiled, poached, sandwich) Eggs (fried, boiled, poached, sandwich) Categorical
Food frequency questionnaire (CHRIS baseline) x0ff077 Eggplant/aubergine Eggplant/aubergine Categorical
Food frequency questionnaire (CHRIS baseline) x0ff025 Egg-based dishes (e.g. in cakes, omelets, pancakes, crepes) Egg-based dishes (e.g. in cakes, omelets, pancakes, crepes) Categorical
Food frequency questionnaire (CHRIS baseline) x0ff016 Egg pasta (tagliatelle) Egg pasta (tagliatelle) Categorical
Heart rate variability (CHRIS baseline) x0ec203 effective length Effective length of the ECG which is used for HRV analysis, expressed in seconds Float
Heart rate variability (CHRIS baseline) x0ec204 effective length (%) Effective data length, expressed as percentage of the total length Float
Baseline information (CHRIS COVID-19) ccbq01 Educational qualification Educational qualification Categorical
Anthropometry (CHRIS baseline) x0an07 Edema Edema Categorical
Early repolarization pattern (CHRIS baseline) x0ec78d Early repolarization: Type Early repolarization: Type Categorical
Early repolarization pattern (CHRIS baseline) x0ec78e Early repolarization: ST-segment Early repolarization: ST-segment Categorical
Early repolarization pattern (CHRIS baseline) x0ec78a Early repolarization: Rhythm Early repolarization: Rhythm Categorical
Early repolarization pattern (CHRIS baseline) x0ec78b Early repolarization: Region Early repolarization: Region Categorical
Early repolarization pattern (CHRIS baseline) x0ec78c Early repolarization: Amplitude Early repolarization: Amplitude Integer
Early repolarization pattern (CHRIS baseline) x0ec78 Early repolarization (ERP) Early repolarization (ERP) Categorical
Heart rate variability (CHRIS baseline) x0ec267 EDR (ECG Derived Respiration) EDR (ECG Derived Respiration), expressed in Hz Float
Neurological phenotypes (CHRIS baseline) x0nd0085d Dysarthria controls (no dysarthria of any cause, Interview V2) Dysarthria controls (no dysarthria of any cause, Interview V2) Boolean
Neurological phenotypes (CHRIS baseline) x0nd0085a Dysarthria (excluding the most common cause-stroke, Interview V2) Dysarthria (excluding the most common cause-stroke, Interview V2) Boolean
Neurological phenotypes (CHRIS baseline) x0nd0085 Dysarthria (any cause, Interview V2) Dysarthria (any cause, Interview V2) Boolean
Depression and mania (CHRIS baseline) x0np01 A1 - feeling depressed During your lifetime, have you ever had an episode of two weeks or more when you were feeling depressed or down, most of the day, nearly every day? Categorical
Depression and mania (CHRIS baseline) x0np02 A2 - lost interest During your lifetime, have you ever had an episode of two weeks or more when you lost interest or pleasure in things you usually enjoyed? Categorical
Depression and mania (CHRIS baseline) x0np11 A5 - recurrence (y/n) During your lifetime, did you have other episodes of two weeks or more when you felt depressed or uninterested in most things, and had most of the problems we just talked about? Categorical
Depression and mania (CHRIS baseline) x0np28 D3f - active/physically restless During the times when you felt high, full of energy, or irritable did you:) Become so active or physically restless that others were worried about you? Categorical
Depression and mania (CHRIS baseline) x0np23 D3a - do that others couldn't do During the times when you felt high, full of energy, or irritable did you: Feel that you could do things others couldn’t do, or that you were an especially important person? Categorical
Sleep quality (CHRIS baseline) x0sq03a PSQI #3 (getting up time/past month) During the past month, what time have you usually gotten up in the morning? Time
Sleep quality (CHRIS baseline) x0sq01a PSQI #1 (bedtime/past month) During the past month, what time have you usually gone to bed at night? Time
Sleep quality (CHRIS baseline) x0sq15 PSQI #15 (overall sleep quality/past month) During the past month, how would you rate your sleep quality overall? Categorical
Sleep quality (CHRIS baseline) x0sq16 PSQI #16 (taken medicine to help you sleep/past month) During the past month, how often have you taken medicine to help you sleep (prescribed or "over the counter")? Categorical
Sleep quality (CHRIS baseline) x0sq17 PSQI #17 (trouble staying awake/past month) During the past month, how often have you had trouble staying awake while driving, eating meals, or engaging in social activity? Categorical
Sleep quality (CHRIS baseline) x0sq14 PSQI #14 (trouble sleeping: j) other reasons) During the past month, how often have you had trouble sleeping because you ... j) other reasons Categorical
Sleep quality (CHRIS baseline) x0sq13 PSQI #13 (trouble sleeping: i) have pain) During the past month, how often have you had trouble sleeping because you ... i) have pain Categorical
Sleep quality (CHRIS baseline) x0sq12 PSQI #12 (trouble sleeping: h) bad dreams) During the past month, how often have you had trouble sleeping because you ... h) had bad dreams Categorical
Sleep quality (CHRIS baseline) x0sq11 PSQI #11 (trouble sleeping: g) feel too hot) During the past month, how often have you had trouble sleeping because you ... g) feel too hot Categorical
Sleep quality (CHRIS baseline) x0sq10 PSQI #10 (trouble sleeping: f) feel too cold) During the past month, how often have you had trouble sleeping because you ... f) feel too cold Categorical
Sleep quality (CHRIS baseline) x0sq09 PSQI #9 (trouble sleeping: e) cough or snore loudly) During the past month, how often have you had trouble sleeping because you ... e) cough or snore loudly Categorical
Sleep quality (CHRIS baseline) x0sq08 PSQI #8 (trouble sleeping: d) cannot breathe comfortably) During the past month, how often have you had trouble sleeping because you ... d) cannot breathe comfortably Categorical
Sleep quality (CHRIS baseline) x0sq07 PSQI #7 (trouble sleeping: c) have to get up to use the bathroom) During the past month, how often have you had trouble sleeping because you ... c) have to get up to use the bathroom Categorical
Sleep quality (CHRIS baseline) x0sq06 PSQI #6 (trouble sleeping: b) wake up in the middle of the night or early morning During the past month, how often have you had trouble sleeping because you ... b) wake up in the middle of the night or early morning Categorical
Sleep quality (CHRIS baseline) x0sq05 PSQI #5 (trouble sleeping: a) cannot get to sleep within 30 minutes) During the past month, how often have you had trouble sleeping because you ... a) cannot get to sleep within 30 minutes Categorical
Sleep quality (CHRIS baseline) x0sq18 PSQI #18 (problem to keep up enough enthusiasm to get things done/past month) During the past month, how much of a problem has it been for you to keep up enough enthusiasm to get things done? Categorical
Sleep quality (CHRIS baseline) x0sq04a 4. During the past month, how many hours of actual sleep did you get at night? During the past month, how many hours of actual sleep did you get at night? (This may be different than the number of hours you spent in bed.) Float
Sleep quality (CHRIS baseline) x0sq02 PSQI #2 (minutes to fall asleep/past month) During the past month, how long (in minutes) has it usually taken you to fall asleep each night? Integer
Food frequency questionnaire (CHRIS baseline) x0ff252 Consumption frequency: Vegetables (excluding potatoes) During the last year, on average, how often have you eaten a medium serving of the following foods? Vegetables (excluding potatoes) Integer
Food frequency questionnaire (CHRIS baseline) x0ff253 Consumption frequency: Salad During the last year, on average, how often have you eaten a medium serving of the following foods? Salad Integer
Food frequency questionnaire (CHRIS baseline) x0ff256 Consumption frequency: Products based on fish During the last year, on average, how often have you eaten a medium serving of the following foods? Products based on fish Integer
Food frequency questionnaire (CHRIS baseline) x0ff258 Consumption frequency: Milk (skimmed, whole) During the last year, on average, how often have you eaten a medium serving of the following foods? Milk (skimmed, whole) Integer
Food frequency questionnaire (CHRIS baseline) x0ff257 Consumption frequency: Meat, products based on meat, meat dishes (including sausages) During the last year, on average, how often have you eaten a medium serving of the following foods? Meat, products based on meat, meat dishes (including sausages) Integer
Food frequency questionnaire (CHRIS baseline) x0ff254 Consumption frequency: Fruits or dishes with fruit (excluding fruit juice) During the last year, on average, how often have you eaten a medium serving of the following foods? Fruits or dishes with fruit (excluding fruit juice) Integer
Food frequency questionnaire (CHRIS baseline) x0ff255 Consumption frequency: Fish During the last year, on average, how often have you eaten a medium serving of the following foods? Fish Integer
Occupation (CHRIS baseline) x0oc12 Unemployment pay During the last two years, have you received unemployment benefits? Categorical
Physical activity (CHRIS baseline) x0ip03 IPAQ walking: Days/week During the last 7 days, on how many days did you walk for at least 10 minutes at a time? IPAQ walking: Days/week Integer
Physical activity (CHRIS baseline) x0ip01 IPAQ vigorous: Days/week During the last 7 days, on how many days did you do vigorous physical activities like heavy lifting, digging, aerobics, or fast bicycling? IPAQ vigorous activities: Days/week Integer
Physical activity (CHRIS baseline) x0ip02 IPAQ moderate: Days/week During the last 7 days, on how many days did you do moderate physical activities like carrying light loads, bicycling at a regular pace, or doubles tennis? Do not include walking. IPAQ moderate activities: Days/week Integer
Physical activity (CHRIS baseline) x0ip04b IPAQ sitting: Minutes/day During the last 7 days, how much time did you spend sitting on a week day? IPAQ sitting: Minutes/day Integer
Physical activity (CHRIS baseline) x0ip04a IPAQ sitting: Hours/day During the last 7 days, how much time did you spend sitting on a week day? IPAQ sitting: Hours/day Integer
Alcohol (CHRIS baseline) x0al01 Alcohol consumption (last 12 months) During the last 12 months, on average how often have you drunk alcoholic drinks? Categorical
Alcohol (CHRIS baseline) x0al02a Heavy alcohol consumption: Males During the last 12 months, how often have you drunk 5 or more alcoholic drinks at a single occasion? (males) Categorical
Alcohol (CHRIS baseline) x0al02b Heavy alcohol consumption: Females During the last 12 months, how often have you drunk 4 or more alcoholic drinks at a single occasion? (females) Categorical
Alcohol (CHRIS baseline) x0al04c Alcohol consumption (working days): White wine/champagne During the last 12 months, how many of the following beverages have you usually drunk on working days (from Monday until Thursday)? White wine or sparkling wine (No. of glasses a 0.125 l) Integer
Alcohol (CHRIS baseline) x0al04e Alcohol consumption (working days): Schnapps/liqueur During the last 12 months, how many of the following beverages have you usually drunk on working days (from Monday until Thursday)? Schnapps/liqueur (No. of glasses a 0.02 l) Integer
Alcohol (CHRIS baseline) x0al04d Alcohol consumption (working days): Red wine During the last 12 months, how many of the following beverages have you usually drunk on working days (from Monday until Thursday)? Red wine (No. of glasses a 0.125 l) Integer
Alcohol (CHRIS baseline) x0al04f Alcohol consumption (working days): Cocktails During the last 12 months, how many of the following beverages have you usually drunk on working days (from Monday until Thursday)? Cocktails (with alcohol) (No. of glasses a 0,3 l) Integer
Alcohol (CHRIS baseline) x0al04b Alcohol consumption (working days): Beer During the last 12 months, how many of the following beverages have you usually drunk on working days (from Monday until Thursday)? Beer (No. of glasses a 0.2 l) Integer
4291 variables.