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Table 3 Baseline demographic characteristics of study participants by sex (percentages unless otherwise indicated)

From: Randomized evaluation and cost-effectiveness of HIV and sexual and reproductive health service referral and linkage models in Zambia

Sample size Males Females Total
1920 2043 3963
% (or mean) 95 % CI % (or mean) 95 % CI % (or mean) 95 % CI
Mean age in years 26.1 25.8–26.4 26.8 26.5–27.1 26.5 26.3–26.7
Age groups
 18–24 51.0 48.7–53.2 44.8 42.7–47.0 47.8 46.3–49.4
 25–29 22.4 20.5–24.3 23.8 22.0–25.7 23.1 21.8–24.5
 30–34 13.6 12.1–15.3 17.2 15.6–18.9 15.5 14.4–16.7
 35–39 7.9 6.7–9.2 9.3 8.0–10.6 8.6 7.7–9.5
 40+ 5.1 4.1–6.1 4.8 4.0–5.9 4.9 4.3–5.7
Currently attending school
 No 71.3 69.2–73.3 86.1 84.6–87.6 78.9 77.6–80.2
 Yes 28.7 26.7–30.8 13.9 12.4–15.4 21.1 19.8–22.4
Mean grade completed 10.4 10.2–10.5 8.0 7.8–8.2 9.2 9.0 –9.3
Marital status
 Never married 58.9 56.6–61.1 23.7 21.9–25.6 40.7 39.2–42.3
 Currently married/living with partner 31.1 29.1–33.3 63.8 61.7–65.9 48.0 46.4–49.6
 Divorced/separated/widowed 10.0 8.7–11.4 12.5 11.1–14.0 11.3 10.3–12.3
Among unmarried, has regular sexual partnera
 No 33.6 31.0–36.2 29.6 26.3–33.0 32.2 30.1–34.2
 Yes 66.4 63.8–69.0 70.4 67.0–73.7 67.8 65.8–69.9
Mean number of biological children 1.0 1.0–1.1 2.5 2.4–2.6 1.8 1.7–1.8
Residence
 Urban 93.2 92.0–94.3 95.4 94.5–96.3 94.4 93.6–95.1
 Rural 6.8 5.7–8.0 4.6 3.7–5.5 5.6 4.9–6.4
Tribe
 Lozi 3.2 2.5–4.1 3.5 2.7–4.4 3.4 2.8–4.0
 Ngoni 28.5 26.5–30.6 32.7 30.6–34.7 30.6 29.2–32.1
 Tonga 5.5 4.5–6.6 5.4 4.4–6.5 5.4 4.7–6.2
 Bemba 13.5 12.0–15.1 14.2 12.7–15.7 13.8 12.8–14.9
 Other 49.3 47.1–51.6 44.3 42.1–46.5 46.7 45.2–48.3
Religion
 Catholic 21.3 19.5–23.2 17.0 15.4–18.7 19.1 17.9–20.3
 Christian 72.9 70.9–74.9 78.9 77.1–80.7 76.0 74.6–77.3
 Other 5.8 4.8–6.9 4.1 3.3–5.1 4.9 4.3–5.6
Employment status
 Not working 43.6 41.4–45.9 63.8 61.7–65.9 54.0 52.5–55.6
 Currently working 56.4 54.1–58.6 36.2 34.1–38.3 46.0 44.4–47.5
Mean number of household assets (0–15) 8.3 8.1–8.4 7.1 7.0–7.3 7.7 7.6–7.8
Household assets
 Lowest quintile 16.4 14.8–18.1 28.0 26.1–30.0 22.4 21.1–23.7
 Middle quintiles 69.1 67.0–71.2 64.1 61.9–66.2 66.5 65.0–68.0
 Highest quintile 14.5 12.9–16.1 7.9 6.7–9.1 11.1 10.1–12.1
Has own mobile phone
 No 12.4 11.0–14.0 21.4 19.6–23.2 17.1 15.9–18.3
 Yes 87.6 86.0–89.0 78.6 76.8–80.4 82.9 81.7–84.1
Type of water source
 Piped 81.9 80.1–83.6 79.9 78.1–81.6 80.9 79.6–82.1
 Well/Spring 8.9 7.7–10.3 9.5 8.3–10.9 9.2 8.3–10.2
 Borehole 8.9 7.7–10.3 9.6 8.4–11.0 9.3 8.4–10.2
 Other 0.3 0.1–0.7 1.0 0.6–1.5 0.7 0.4–1.0
Mean time to water source (minutes) 2.7 2.4–3.0 3.0 2.7–3.4 2.9 2.6–3.1
Type of transport to health facility
 Walking 60.6 58.4–62.8 59.7 57.5–61.8 60.1 58.6–61.7
 Bicycle 5.9 4.9–7.0 2.3 1.7–3.1 4.0 3.5–4.7
 Bus 30.6 28.5–32.7 37.0 34.9–39.1 33.9 32.4–35.4
 Car/Taxi 2.9 2.2–3.8 1.1 0.7–1.6 2.0 1.6–2.5
Mean distance to health facilityb 4.7 4.3–5.1 2.7 2.4–3.0 3.8 3.5–4.1
  1. aThose who are living together considered “married”
  2. b38 % don’t know distance, are missing on this variable