| 2011 (N = 3098) | 2014 (N = 3090) | 2017-18 (N = 3313) | P value | |||||
---|---|---|---|---|---|---|---|---|---|
 | n | % (95% CI) | n | % (95% CI) | n | % (95% CI) | |||
Vaccination card a | |||||||||
Yes, seen | 1938 | 5.06 (4.34,5.89) | 2175 | 69.69 (68.07,71.26) | 2355 | 70.63 (69.06,72.14) | < 0.001 | ||
Yes, Not seen | 811 | 61.29 (59.56,63.00) | 764 | 25.87 (24.38,27.42) | 607 | 18.71 (17.43,20.07) | |||
No longer has card | 214 | 26.00 (24.49, 27.58) | 51 | 1.45 (1.09,1.93) | 231 | 7.12 (6.30,8.04) | |||
No card | 134 | 7.64 (6.76, 8.64) | 100 | 2.98 (2.44,3.63) | 120 | 3.54 (2.97,4.22) | |||
Reported vaccinations from vaccination card or mother recall | |||||||||
BCG a | 3017 | 97.33 (96.70,97.85) | 3000 | 97.70 (97.12,98.17) | 3261 | 98.50 (98.02,98.86) | < 0.001 | ||
Polio 1b | 3024 | 97.66 (97.07,98.14) | 2990 | 97.48 (96.87,97.97) | 3253 | 98.31 (97.81,98.69) | < 0.001 | ||
Polio 2c | 2969 | 95.82 (95.06,96.48) | 2940 | 96.12 (95.39,96.73) | 3210 | 97.07 (96.44,97.59) | 0.001 | ||
Polio 3c | 2887 | 93.25 (92.31,94.08) | 2847 | 92.88 (91.93,93.72) | 3135 | 94.83 (94.03,95.53) | 0.001 | ||
 | Polio vaccination completion (OPV 1–3) b | ||||||||
 | Full | 2886 | 93.13 (92.18,93.97) | 2846 | 92.78 (91.83,93.63) | 3133 | 94.65 (93.84,95.37) | < 0.001 | |
 | Partial | 138 | 4.53 (3.85, 5.33) | 145 | 4.74 (4.05,5.53) | 121 | 3.70 (3.11,4.39) | ||
 | None | 74 | 2.34 (1.86, 2.93) | 99 | 2.48 (1.99,3.08) | 59 | 1.65 (1.27,2.14) | ||
DTP 1b | 3017 | 97.45 (96.83,97.95) | 2980 | 96.87 (96.20,97.42) | 3257 | 98.41 (97.93,98.79) | < 0.001 | ||
DTP 2d | 2963 | 95.54 (94.75,96.21) | 2963 | 95.65 (94.89,96.31) | 3229 | 97.54 (96.96,98.01) | < 0.001 | ||
DTP 3d | 2883 | 92.97 (92.01,93.81) | 2838 | 92.40 (91.43,93.27) | 3175 | 96.01 (95.30,96.63) | < 0.001 | ||
 | DTP vaccination completion (DTP 1–3) b | ||||||||
 | Full | 2882 | 92.96 (92.00, 93.81) | 2838 | 92.38 (91.41,93.26) | 3175 | 96.01 (95.30,96.63) | < 0.001 | |
 | Partial | 135 | 4.49 (3.81,5.28) | 142 | 4.48 (3.82, 5.26) | 82 | 2.40 (1.93,2.98) |  | |
 | None | 80 | 2.55 (2.05, 3.17) | 110 | 3.13 (2.58,3.80) | 56 | 1.59 (1.21,2.07) |  | |
Measles e | 2747 | 88.66 (87.49, 89.73) | 2668 | 87.22 (86.01,88.33) | 3020 | 91.33 (90.33,92.24) | < 0.001 | ||
Vaccination status f | |||||||||
Full | 2694 | 86.17 (85.46,87.86) | 2611 | 85.13 (83.86,86.33) | 2954 | 89.23 (88.13,90.23) | < 0.001 | ||
Partial | 336 | 11.13 (10.07,12.29) | 399 | 12.89 (11.78,14.10) | 311 | 9.42 (8.48,10.46) | |||
None | 68 | 2.16 (1.70,2.74) | 80 | 1.97 (1.54,2.52) | 48 | 1.35 (1.01, 1.80) |