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Table 2 HIV prevalence and age-adjusted risk ratios estimates for ZDHS (2001–2, 2007, and 2013–14) by rural/urban residence, province, and age group among young people (aged 15–24 years)

From: Contrasting HIV prevalence trends among young women and men in Zambia in the past 12 years: data from demographic and health surveys 2002–2014

  Women Men
2001/2 2007 2013/14 2001/2–2013/14 P-value 2001/2 2007 2013/14 2001/2–2013/14 P-value
% % % aOR (CI)   % % % aOR (CI)  
Urban 15.2 11.2 10.7 0.66 (0.53–0.93)** 0.02 3.7 5.7 7.3 2.17 (0.99–4.75)** 0.05
Age Group
 15–19 9.0 5.5 6.6 0.73 (0.41–1.30) 0.29 2.4 4.3 5.9 2.52 (0.60–10.62) 0.21
 20–24 22.7 18.8 15.4 0.63 (0.41–0.96)** 0.03 4.9 7.6 9.1 1.87 (0.77–5.04) 0.16
Province
 Central 15.9 15.3 9.8 0.50(0.17–1.39) 0.18 4.3 10.4 3.9 0.88 (0.10–7.54) 0.91
 Copperbelt 12.3 8.9 10.6 0.82(0.43–1.56) 0.55 2.8 5.2 10.7 4.34 (1.03–18.32)** 0.05
 Eastern 0.0 11.1 11.0    0.0 2.9 4.9  
 Luapula 11.1 10.5 18.3 1.87(0.25–13.81) 0.54 0.0 1.6 9.5  
 Lusaka 20.8 10.8 9.0 0.38(0.21–0.69)*** 0.00 6.0 7.3 4.3 0.75 (0.21–2.66) 0.66
 Muchinga 6.5   6.4  
 Northern 11.8 8.8 9.4 0.62(0.12–3.10) 0.56 0.0 1.0 6.8  
 N/Western 5.9 9.4 7.9 1.37(0.18–11.25) 0.77 6.8 0.0 5.3 0.99 (0.14–7.21) 0.99
 Southern 21.7 19.7 17.6 0.79(0.27 - 2.30) 0.67 0.0 5.2 8.9  
 Western 18.2 21.1 19.2 1.36(0.31–6.08) 0.68 16.7 9.4 11.8 0.52 (0.06–4.85) 0.56
 Rural 8.2 6.2 4.8 0.59(0.41–0.85)*** 0.01 2.6 2.9 3.6 1.46 (0.78–2.75) 0.24
Age Group
 15–19 4.7 5.9 3.2 0.68 (0.38–1.23) 0.20 1.6 3.0 2.5 1.64 (0.69–3.89) 0.26
 20–14 11.9 6.5 6.9 0.57(0.36–0.89)*** 0.01 4.0 2.9 5.3 1.40 (0.59–3.33) 0.45
Province
 Central 7.5 14.8 8.1 1.03(0.44–2.38) 0.95 3.4 3.0 6.0 1.87 (0.49–7.11) 0.36
 Copperbelt 11.1 4.1 5.6 0.48(0.13–1.81) 0.28 0.0 2.0 10  
 Eastern 10.4 2.9 3.3 0.37(0.14–0.94)** 0.04 4.2 2.1 2 0.53(0.12–2.44) 0.42
 Luapula 6.4 8.2 5.6 0.90(0.28–2.85) 0.85 0.0 12 3.7  
 Lusaka 5.0 8.3 4.0 0.70(0.09–5.55) 0.73 0.0 2.1 1.7  
 Muchinga 2.0   2.4  
 Northern 5.4 3.9 4.5 0.84(0.31–2.28) 0.73 1.1 2.4 6.3 5.96(0.77–46.22) 0.09
 N/Western 6.5 3.1 3.7 0.56(0.19–1.64) 0.29 6.6 0.0 2.7 0.39(0.12–1.31) 0.13
 Southern 6.9 6.5 4.9 0.68(0.23–2.02) 0.49 3.8 2.6 1.7 0.47(0.08–2.61) 0.39
 Western 12.7 8.4 6.1 0.48(0.19–1.21) 0.12 2.4 1.1 3.6 2.02(0.18–22.31) 0.57
  1. The dash (−) represents missing cases
  2. % percentage, aOR age – adjusted Odds Ratio and CI Confidence Interval
  3. Significant results are in bold (p < 0.05)
  4. P-values are from the log-binomial regression analysis test for trends. Figures with asterix are significat at *(p < 0.10) **(P < 0.05) ***(P < 0.01)