Bivariable and multivariable binary logistic regression analysis of factors associated with intention to use text message reminders for child vaccination in Gondar city, northwest Ethiopia, 2018
| Characteristics | Intention to use (n) | COR (95% CI) | AOR (95% CI) | |
| No | Yes | |||
| Age of mother | ||||
| ≤24 | 23 | 115 | 1 | 1 |
| 25–34 | 48 | 212 | 0.88 (0.51 to 1.53) | 0.77 (0.38 to 1.55) |
| ≥35 | 25 | 33 | 0.26 (0.13 to 0.52) | 0.35 (0.15 to 0.83) |
| Mother’s education | ||||
| No formal education | 33 | 29 | 1 | 1 |
| Primary | 29 | 115 | 4.51 (2.37 to 8.59) | 2.75 (1.25 to 6.05) |
| Secondary and above | 34 | 216 | 7.23 (3.90 to 13.39) | 4.43 (2.05 to 9.58) |
| Marital status | ||||
| Currently married | 81 | 333 | 1 | 1 |
| Currently not married | 15 | 27 | 0.44 (0.22 to 0.86) | 0.63 (0.24 to 1.64) |
| Mother’s occupation | ||||
| Housewife | 60 | 203 | 1 | 1 |
| Employed | 11 | 49 | 1.32 (0.64 to 2.69) | 0.94 (0.37 to 2.39) |
| Merchant | 11 | 78 | 2.09 (1.05 to 4.19) | 1.19 (0.50 to 2.83) |
| Others | 14 | 30 | 0.63 (0.32 to 1.27) | 0.91 (0.36 to 2.31) |
| Household wealth index | ||||
| Poor | 50 | 103 | 1 | 1 |
| Middle | 24 | 128 | 2.58 (1.49 to 4.49) | 1.27 (0.60 to 2.68) |
| Rich | 22 | 129 | 2.85 (1.62 to 5.01) | 1.15 (0.50 to 2.61) |
| Duration of mobile use | ||||
| <1 year | 21 | 33 | 1 | 1 |
| 1–2 years | 31 | 47 | 0.96 (0.47 to 1.96) | 1.08 (0.45 to 2.61) |
| >2 years | 44 | 280 | 4.05 (2.15 to 7.62) | 3.63 (1.66 to 7.94) |
| Type of current mobile phone | ||||
| Regular/Standard | 66 | 166 | 1 | 1 |
| Smart | 30 | 194 | 2.57 (1.59 to 4.15) | 1.40 (0.69 to 2.88) |
| Perceived ease of use | ||||
| Not easy | 50 | 47 | 1 | 1 |
| Easy | 46 | 313 | 7.24 (4.37 to 11.99) | 3.85 (2.06 to 7.18) |
| Perceived usefulness | ||||
| Not useful | 37 | 31 | 1 | 1 |
| Useful | 59 | 329 | 6.65 (3.83 to 11.56) | 6.37 (3.13 to 12.98) |
AOR, adjusted odds ratio; COR, crude odds ratio.