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. 2021 Jul 1;9(6):e026258. doi: 10.1136/bmjopen-2018-026258

Table 1.

Characteristics of the study sample (n=19 720), the Stockholm Public Health Cohort

Characteristics Unimputed data Imputed Data
 n* % %
Gender
  Male 9075 46.3 46.3
  Female 10 539 53.7 53.7
Country of birth
  Sweden 16 125 81.8
  Nordic 1548 7.8
  Other 2047 10.4
Marital status
  Married 11 559 58.6
Single/divorced/
widowed
8161 41.4
Father’s SEP
  Non-manual 9489 53.6 53.4
  Manual 8201 46.4 46.6
Educational attainment
  High 6559 33.4 33.4
  Medium 7408 37.7 37.7
  Low 5684 28.9 28.9
Adult SEP
  Non-manual 11 623 62.2 61.7
  Manual 5532 29.6 30.3
  Other 1519 8.1 8.0
Smoking
  Never smokers 9301 47.6 47.6
  Current smokers 3548 18.1 18.2
  Former smokers 6694 34.3 34.2
Risky alcohol drinking
  No 14 283 76.0 75.7
  Yes 4509 24.0 24.4
Physical inactivity
  Active 2114 11.2 11.1
  Moderately active 3819 20.1 19.9
  Slightly active 9899 52.2 52.3
  Inactive 3117 16.4 16.7
Diet (fruits and berries)
  More than once a day 4253 22.0 22.0
  Almost daily/a few times a week 12 499 64.8 64.8
  Once a week or less 2547 13.2 13.2
Body mass index
  Underweight 254 1.3 1.3
  Normal weight 9457 49.1 49.0
  Overweight 7430 38.6 38.6
  Obese 2119 11.0 11.1

*The numbers for certain variables do not add up to 19 720 due to missing values.

†Indicates no missing values.

SEP, socioeconomic position.