Table 5 Association between mobile phone intervention and primary and secondary outcomes
From: Mobile phones improve antenatal care attendance in Zanzibar: a cluster randomized controlled trial
| Â | Intervention | Control | Unadjusted OR* (95% CI) | Adjusted OR** (95% CI) |
|---|---|---|---|---|
Primary outcome | Â | Â | Â | Â |
Four or more antenatal care visits | 574/1311 (44%) | 385/1239 (31%) | 1.54 (0.80–2.96) | 2.39 (1.03–5.55) |
Secondary outcomes | Â | Â | Â | Â |
Tetatnus vaccination of nullipara*** | Â | Â | Â | Â |
TT11 | 223/232 (96%) | 195/208 (94%) | 1.38 (0.39–4.87) | 1.58 (0.41–6.01) |
TT22 | 155/232 (72%) | 112/201 (56%) | 1.67 (0.84–3.33) | 1.62 (0.81–3.26) |
Intermittent Preventive Treatment in pregnancy | Â | Â | Â | Â |
IPTp1 | 1191/1311 (91%) | 1060/1239 (86%) | 1.78 (0.49–6.52) | 1.10 (0.35–3.43) |
IPTp2 | 846/1311 (65%) | 640/1239 (52%) | 1.69 (0.82–3.48) | 1.97 (0.98–3.94) |
Gestational age 36 or more at last antenatal care visit | 366/1307 (28%) | 248/1230 (20%) | 1.45 (0.88–2.37) | 1.48 (0.89–2.45) |
Antepartum referral | 127/1311 (10%) | 57/1239 (5%) | 1.58 (0.61–4.09) | 1.66 (0.68–4.06) |