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. 2018 Mar 27;8(3):e018324. doi: 10.1136/bmjopen-2017-018324

Table 5.

The Genomes for Life (GCAT) Study: summary of baseline characteristics

Characteristics Values
Continuous variables Mean (SD)
 Age 51.03 (7.05)
 Heart rate 74.47 (11.12)
 Diastolic blood pressure 78.56 (9.71)
 Systolic blood pressure 123.54 (15.28)
 Age at menarche (among women) 12.38 (1.55)
 Age at menopause (among women) 48.56 (4.74)
 Age at voice change (among men) 14.7 (2.1)
 Age at beard change (among men) 16.0 (2.6)
Categorical variables n (%)
 Gender
  Male 7471 (40.5)
  Female 10 918 (59.2)
  Missing 62 (0.3)
 Marital status
  Married 10 703 (58.0)
  Divorced/separated 2159 (11.7)
  Domestic partner 1142 (6.2)
  Single 1887 (10.2)
  Widow/widower 521 (2.8)
  Missing 2039 (11.1)
 Education level
  Without studies 73 (0.4)
  Elementary education 2104 (11.4)
  Secondary education 4519 (24.5)
  Professional higher education 2037 (11.0)
  Secondary postdegree professional programme 2594 (14.1)
  College 6772 (36.7)
  Missing 352 (1.9)
 Ethnicity
  White, Caucasian 15 363 (83.3)
  Hispanic, Latin 2803 (15.2)
  Black 14 (0.1)
  Maghrebin 14 (0.1)
  Gipsy 10 (0.1)
  Asian 1 (0.0)
  Other 18 (0.1)
  Missing 230 (1.2)
 Working status
  Employed 13 327 (72.2)
  Not working/employed 1796 (9.7)
  Retired 1255 (6.8)
  Home maker 1110 (6.0)
  Student 52 (0.3)
  Laboral impairment 376 (2.0)
  Volunteer or unpaid work 126 (0.7)
  Other 206 (1.1)
  Missing 203 (1.1)
 Smoking status
  current, <=15 cig/day 2469 (13.4)
  current, 26+cig/day 148 (0.8)
  current, unknown 318 (1.7)
  current, 16–25 cig/day 752 (4.1)
  former, quit<=10 years 2196 (11.9)
  former, unknown 153 (0.8)
  former, quit 11–20 years 2392 (13.0)
  former, quit 20+ years 1973 (10.7)
  missing 853 (4.6)
  never 7197 (39.0)
 Alcohol consumption
  never or less than once a month 4402 (23.9)
  once per month 1048 (5.7)
  from 2 to 3 times per month 2202 (11.9)
  once per week 3061 (16.6)
  from 2 to 3 times per week 3454 (18.7)
  from 4 to 6 times per week 1059 (5.7)
  once per day 1963 (10.6)
  two or more times per day 1036 (5.6)
  missing 226 (1.2)
 Mediterranean Diet Adherence (PrediMed Score)
  Low 2159 (11.7)
  Medium 12 904 (70)
  High 2893 (15.7)
  Missing 495 (2.7)
 Health status
  Very good 3124 (16.9)
  Good 13 080 (70.9)
  Regular 1960 (10.6)
  Bad 126 (0.7)
  Very bad 20 (0.1)
  Missing 141 (0.8)
 Adopted
  Yes 60 (0.3)
  No 18 243 (98.9)
  Missing 148 (0.8)
 Body mass index
  Underweight 47 (0.2)
  Normal weight 6083 (33)
  Overweight 7761 (42.1)
  Obese 4562 (24.7)
  Missing 89 (0.5)
 Women related health
 Oral contraceptive use
  Never 2351 (21.5)
  Ever 8404 (77)
  Missing 163 (1.5)
 Hormone replacement therapy (HRT) use
  Never 9280 (85)
  Ever 1317 (12.1)
  Missing 321 (2.9)
 Men related health
 Prostate diseases 660 (8.8)

Two types of variables, continuous (presented in mean (SD)) and categorical (which are presented in n(%)) are shown in bold.