Table 2 Cumulative survival probabilities and hazard rates of EBF at different ages of infants in months for rural and urban mothers having index infant less than one year, Ankesha Guagusa Woreda, Awi administrative zone, Northwest Ethiopia 2012
Place | EBF interval (months) | Interval start time (months) | No. of cases entering this interval | No of terminal events | No. of censored cases | Proportion of surviving | Cumulative survival probability at the end of interval | Hazard rate |
|---|---|---|---|---|---|---|---|---|
Rural | 0-1 | 0 | 279 | 0 | 0 | 1.00 | 1.00 | 0.00 |
1-2 | 1 | 279 | 36 | 14 | 0.87 | 0.87 | 0.14 | |
2-3 | 2 | 229 | 11 | 7 | 0.95 | 0.83 | 0.05 | |
3-4 | 3 | 211 | 14 | 27 | 0.93 | 0.77 | 0.07 | |
4-5 | 4 | 170 | 5 | 25 | 0.97 | 0.74 | 0.03 | |
5-6 | 5 | 140 | 7 | 13 | 0.95 | 0.70 | 0.05 | |
6-7 | 6 | 120 | 92 | 10 | 0.20 | 0.14 | 1.33 | |
7-8 | 7 | 18 | 11 | 2 | 0.35 | 0.05 | 0.96 | |
8-9 | 8 | 5 | 4 | 0 | 0.20 | 0.01 | 1.33 | |
9-10 | 9 | 1 | 0 | 0 | 1.00 | 0.01 | 0.00 | |
10-11 | 10 | 1 | 0 | 0 | 1.00 | 0.01 | 0.00 | |
11-12 | 11 | 1 | 0 | 1 | 1.00 | 0.01 | 0.00 | |
Urban | 0-1 | 0 | 284 | 0 | 0 | 1.00 | 1.00 | 0.00 |
1-2 | 1 | 284 | 42 | 16 | 0.85 | 0.85 | 0.16 | |
2-3 | 2 | 226 | 18 | 14 | 0.92 | 0.78 | 0.09 | |
3-4 | 3 | 194 | 25 | 14 | 0.87 | 0.67 | 0.14 | |
4-5 | 4 | 155 | 34 | 12 | 0.77 | 0.52 | 0.26 | |
5-6 | 5 | 109 | 32 | 11 | 0.69 | 0.36 | 0.37 | |
6-7 | 6 | 66 | 53 | 2 | 0.18 | 0.07 | 1.38 | |
7-8 | 7 | 11 | 5 | 0 | 0.55 | 0.04 | 0.59 | |
8-9 | 8 | 6 | 3 | 1 | 0.45 | 0.02 | 0.75 | |
9-10 | 9 | 2 | 0 | 0 | 1.00 | 0.02 | 0.00 | |
10-11 | 10 | 2 | 0 | 2 | 1.00 | 0.02 | 0.00 | |
Total | 0-1 | 0 | 563 | 0 | 0 | 1.00 | 1.00 | 0.00 |
1-2 | 1 | 563 | 78 | 30 | 0.86 | 0.86 | 0.15 | |
2-3 | 2 | 455 | 29 | 21 | 0.93 | 0.80 | 0.07 | |
3-4 | 3 | 405 | 39 | 41 | 0.90 | 0.72 | 0.11 | |
4-5 | 4 | 325 | 39 | 37 | 0.87 | 0.63 | 0.14 | |
5-6 | 5 | 249 | 39 | 24 | 0.84 | 0.53 | 0.18 | |
6-7 | 6 | 186 | 145 | 12 | 0.19 | 0.10 | 1.35 | |
7-8 | 7 | 29 | 16 | 2 | 0.43 | 0.04 | 0.80 | |
8-9 | 8 | 11 | 7 | 1 | 0.33 | 0.01 | 1.00 | |
9-10 | 9 | 3 | 0 | 0 | 1.00 | 0.01 | 0.00 | |
10-11 | 10 | 3 | 0 | 2 | 1.00 | 0.01 | 0.00 | |
11-12 | 11 | 1 | 0 | 1 | 1.00 | 0.01 | 0.00 |