| Variable | Description | Type | Note |
|---|---|---|---|
id |
Unique individual ID | integer | |
study.id |
Study ID | integer | |
time.id |
Time ID | integer | |
starttime |
Start of follow-up | numeric | years |
endtime |
End of follow-up | numeric | years |
survtime |
Survtime | numeric | years |
cens |
Censoring status | factor | 0 = not censored, 1 = censored |
age.60 |
Age centred at 60 | numeric | |
female |
Gender | factor | 0 = Male, 1 = Female |
noise.56 |
Noise pollution centred at 56 | numeric | dB |
pm10.16 |
Particulate matter centred at 16 | numeric | µg/m³ |
bmi.26 |
Body mass index centred at 26 | numeric | kg/m² |