Predictor | Crude OR | Adjusted OR | Adjusted OR 95% Wald confidence limits | |
SMS vs control | 7.05 | 6.12 | 1.56 | 24.0 |
SMS + eVoucher vs control | 10.9 | 8.78 | 2.88 | 26.8 |
SMS + eVoucher vs SMS | 1.55 | 1.44 | 0.96 | 2.14 |
The adjusted OR was adjusted for clustering.
SMS, short message service; eVoucher, electronic voucher.