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Table 2 Sample characteristics

From: Gender-related variables for health research

  Sample 1 N Sample 2 N Sample 3 N
% % %
Sex   2017   2058   454
 Male 46.5 937 49.2 1013 32.8 149
 Female 53.1 1071 50.6 1041 67.0 304
 Intersex 0.1 2 0.0 1
 Other 0 0 0.1 2 0 0
 Prefer not to state 0.3 7 0 1 0 1
Gender   2017   2058   454
 Man 47.0 948 49.0 1008 33.0 150
 Woman 51.9 1047 50.2 1034 66.0 301
 Gender fluid/non-binary 1.3 26 0.4 8 0 2
 Prefer not to state/other 0.4 8 0.2 5 0 1
Sexual orientation   2017   2058   454
 Heterosexual or straight 83.9 1693 88.7 1826 89.4 406
 Gay or lesbian 3.7 74 4.1 84 4.2 19
 Bisexual 9.9 199 6.0 124 5.3 24
 Asexual 1.7 34 0.70 14 0.7 3
 Other 0.8 17 0.49 10 0.4 2
Ethnicity/Race   2014   2059   454
 White 79.9 1610 83.2 1709 74.4 338
 Hispanic, Latinx or Spanish 5.8 117 5.6 116 15.6 71
 Black or African American 8.4 169 8.3 171 5.3 24
 Asian 10.3 207 5.7 117 11.5 52
 Native American or Alaska Native 2.4 49 2.4 49 2.2 10
 Middle Eastern or North African 0.1 13 0.0 10 2.2 11
 Native Hawaiian or Pacific Islander 0.0 2 0.0 3 1.1 5
 Other 0.1 17 0.1 15 2.2 11
Birth year, Sample 1 (Mean = 1982; Standard deviation = 12.16; Median = 1984 ; range = 1937–1999; interquartile range = 15)
Birth year, Sample 2 (Mean = 1973; Standard deviation = 13.72; Median = 1971; range = 1936–1999; interquartile range = 23)
Birth year, Sample 3 (Mean = 1969; Standard deviation = 17.01; Median = 1969; range = 1921–1998; interquartile range = 27)
  
Relationship status   2017   2059   452
 Living with a romantic partner 49.2 993 58.1 1196 55.1 249
 Not living with a romantic partner 50.8 1024 41.9 863 44.9 203
Education   1995   2052   452
 High school degree or lower 12.7 253 9.7 200 2.8 13
 Some college/associate degree/technical degree 33.0 659 38.5 792 28.3 128
 Bachelor’s degree 37.0 734 34.7 713 29.4 133
 Master’s degree 13.4 267 13.2 270 25.4 115
 Professional degree 1.2 23 1.7 34 6.4 29
 Doctorate degree 3.0 59 2.1 43 7.5 34
Yearly income   1995   2053   451
 < $10,000 20.2 403 13.0 266 13.1 59
 $10,000–$29,999 24.0 479 27.7 568 14.0 63
 $30,000–$49,999 19.6 391 23.2 476 14.2 64
 $50,000–$69,999 15.3 306 15.2 312 14.4 65
 > $69,999 16.3 326 19.5 401 63.4 286
 Prefer not to say 4.1 90 1.5 30 7.8 35
Family status   1992   2053   447
 Respondents with children 38.3 763 55.7 1144 53.0 237
 Respondents with children (age 0–5) 14.9 296 13.2 270 9.4 42
 Respondents with children (age 6–12) 14.6 290 15.7 322 10.5 47
 Respondents with children (age 13–17) 9.2 183 13.6 280 9.8 44
 Respondents with children (age > 17) 13.0 259 32.5 668 33.6 150
  1. The percentage shares for ethnicity/race and gender do not add up to 100%, because respondents were able to tick multiple response options
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