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Table 2 Differences-in-differences analysis of primary and secondary outcomes

From: Effectiveness of a mobile phone application to increase access to sexual and reproductive health information, goods, and services among university students in Uganda: a randomized controlled trial

  MPA-SRH SOC-SRH DID [P-value: 95% CI]
Baseline End-line Difference Baseline End-line Difference
Knowledge score 13 (11–15) 16 (15–16) 03 (z = −20.64, 0.02) 13 (11–14) 14 (13–15) 01 (z = −  9.01,0.01) 02 (z = 4.69,0.00)*
Contraceptive use 69.1% 82.2% 13.1%[0.00: 7.8–18.4] 73.7% 80.2% 06.5% [0.02:1.2–11.8] 06.6% [0.00:3.0–10.4]*
HIV VTC 68.0% 90.5% 22.5%[0.00:17.8–27.3] 64.2% 69.6% 05.4% [0.09: −0.6-11.3] 17.2% [0.00:13.0–21.4]*
STI D & T 52.3% 82.2% 29.8%[0.00:24.3–35.3] 52.3% 69.3% 17.0%[0.00:10.9–23.1] 12.9% [0.00:7.6–18.1]*
Condom use 66.2% 76.8% 10.4% [0.00: 5.1–16.3] 66.6% 73.0% 06.4% [0.03: 0.6–12.2] 04.0% [0.02:0.8–7.8]*
Alcohol use 7.6% 10.9% 03.3% [0.07: −0.3-7.0] 04.0% 07.5% 03.5%[0.02: 0.5–6.5] − 00.2% [0.86:-.0.2–2.1]
  1. *implies statistical significance at less than 5%