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Table 1 Characteristics of the sample and proportion of missing data for each measure

From: Personal factors influence use of cervical cancer screening services: epidemiological survey and linked administrative data address the limitations of previous research

    Weighted Unweighted
Characteristics   N % or M 95% CI % % missing data
Demographic       
Age cohort (ref = 44-48 years, n = 1141) 64-68 years 954 47.1% 44.8-49.3 45.5% 0.00%
Had child/children (ref = no, n = 192) yes 1902 90.1% 88.8-91.2 90.8% 0.05%
Spousal status (ref = no partner, n = 602) partnered 1492 68.0% 65.8-70.1 71.3% 0.05%
Race (ref = Caucasian, n = 2001) not Caucasian 94 4.7% 3.7-5.7 4.5% 0.00%
Overall Medicare service use low 497 M = 9.0 8.5-9.5 9.1% 0.00%
  medium 1073 M = 39.8 38.7-40.8 39.6%  
  high 525 M = 141.1 134.4-147.9 139.2%  
Socio-economic       
Financial hardship (ref = no hardship, n = 1980) 1 or more 109 0.6% 4.9-7.3 5.2% 0.29%
Welfare receipt (ref = not main income, n = 1755) main income 335 18.9% 17.0-20.8 16.0% 0.24%
Housing (ref = own home, n = 1885) renting 205 11.1% 9.6-12.6 9.8% 0.24%
Employment status working 1173 51.9% 49.7-54.2   0.10%
  unemployed 24 1.2% 0.7-1.7 1.2%  
  not in labour force 896 46.8% 44.5-49.1 42.8%  
Grew up in poverty (ref = no, n = 1836) yes 258 13.3% 11.7-14.9 12.3% 0.05%
Highest educational attainment < high school 629 32.8% 30.7-35.0   0.00%
  < tertiary 773 41.8% 39.5-44.1 38.9%  
  tertiary degree 692 25.3% 23.5-27.2 33.1%  
Lifestyle risk factors       
BMI (ref = < 30, n = 1548) ≥ 30 (obese) 455 24.1% 22.0-26.1 22.7% 4.39%
Smoking status (ref = never/former, n = 1836) current 257 14.1% 12.4-15.8 12.3% 0.10%
Illicit drug use (ref = none, n = 1500) former/current 590 27.6% 25.5-29.6 28.2% 0.24%
Physical activity (ref = moderate/vigorous, n = 1219) little/none 816 41.1% 38.9-43.4 40.1% 2.86%
Alcohol use (ref = none to medium, n = 1954) hazardous/harmful 137 6.3% 5.2-7.3 6.6% 0.19%
Traumatic events (ref = not experienced)       
Early sexual experience (n = 2047)   48 2.5% 1.7-3.2 2.3% 0.00%
Lifetime rape (n = 1927)   145 7.7% 6.4-9.0 7.0% 1.10%
Lifetime sexual molestation (n = 1675)   396 19.6% 17.7-21.4 19.1% 1.15%
Childhood sexual abuse (n = 2051)   43 2.1% 1.5-2.8 2.1% 0.05%
Childhood physical abuse (n = 1984)   110 5.6% 4.5-6.7 5.3% 0.05%
Personality       
Neuroticism   2079 M = 4.1 3.94-4.24 4.06 0.76%
Extroversion   2070 M = 6.8 6.66-6.97 6.82 1.19%
Mastery   2078 M = 21.4 21.3-21.6 21.57 0.91%
Health       
Hysterectomy (ref = no, n = 1685) yes 410 20.8% 18.9-22.7 0.196 0.00%
Self-rated health (ref ≥ good, n = 1839) fair/poor 252 13.5% 11.8-15.1 0.121 0.19%
RAND mental health   2066 M = 49.7 49.2-50.1 49.85 1.38%
RAND physical functioning   2050 M = 48.3 47.8-48.8 48.85 2.15%
Goldberg anxiety (ref = < 7, n = 1800) ≥ 7 295 15.0% 13.3-16.7 0.141 0.62%
Goldberg depression (ref = < 7, n = 1952) ≥ 7 143 7.4% 6.2-8.7 0.068 0.81%