Table 3.
Individual-level validation of register recording for Chlorhexidine cord-application, EN-BIRTH study (n = 6711)
| Azimpur (BD) Tertiary |
Kushtia (BD) District |
Pokhara (NP) Regional |
Pooled (Random effects) |
|||||
|---|---|---|---|---|---|---|---|---|
| N (%) | (CI) | N (%) | (CI) | N (%) | (CI) | N (%) | (CI) | |
| Register-recorded denominator | 2222 live births | 1839 live births | 6711 live births | |||||
| All modes of birth combined | ||||||||
| Observer prevalence % | 2582 (89.3) | 2257 (97.9) | 7112 (99.4) | 99.6 | (88.8, 99.9) | |||
| Register-recorded prevalence % | 2185 (98.3) | 1796 (97.7) | 5282 (78.7) | 93.7 | (76.4, 100.0) | |||
| Not recorded | 13 (0.6) | 41 (2.2) | 1394 (20.8) | 5.4 | (0.0, 23.5) | |||
| Not readable | 0 (0) | 0 (0) | 4 (0.1) | 0.0 | (0.0, 0.1) | |||
| INCLUDES NOT RECORDED AND NOT READABLE AS NO | ||||||||
| > 10 Cell counts | No | No | Yes | |||||
| % agreement | 88.6 | 96.4 | 78.7 | 89.0 | (76.4, 97.1) | |||
| Sensitivity | ** | ** | ** | ** | 79 | (78, 80) | 93.8 | (76.7, 100.0) |
| Specificity | ** | ** | ** | ** | 25 | (12.7, 41.2) | 8.8 | (0.0, 28.0) |
| EXCLUDES NOT RECORDED AND NOT READABLE | ||||||||
| > 10 Cell counts | No | No | No | |||||
| % agreement | 88.6 | 96.4 | 98.9 | 95.5 | (87.7, 99.5) | |||
| Sensitivity | ** | ** | ** | ** | ** | ** | ** | ** |
| Specificity | ** | ** | ** | ** | ** | ** | ** | ** |
| Vaginal births | ||||||||
| Observer prevalence % | 731 (96.3) | 1290 (96.5) | 6075 (99.4) | 97.7 | (94.4, 99.6) | |||
| Register-recorded prevalence % | 547 (97.9) | 1073 (97.6) | 4963 (84.3) | 94.5 | (82.2, 99.9) | |||
| Not recorded | 7 (1.3) | 25 (2.3) | 894 (15.2) | 4.9 | (0.0, 17.1) | |||
| Not readable | 0 (0) | 0 (0) | 3 (0.1) | 0.0 | (0.0, 0.1) | |||
| INCLUDES NOT RECORDED AND NOT READABLE AS NO | ||||||||
| > 10 Cell counts | No | No | No | |||||
| % agreement | 94.4 | 95.4 | 83.9 | 91.9 | (82.1, 98.0) | |||
| Sensitivity | ** | ** | ** | ** | ** | ** | ** | ** |
| Specificity | ** | ** | ** | ** | ** | ** | ** | ** |
| EXCLUDES NOT RECORDED AND NOT READABLE | ||||||||
| > 10 Cell counts | No | No | No | |||||
| % agreement | 94.4 | 95.4 | 98.9 | 96.6 | (92.5, 99.1) | |||
| Sensitivity | ** | ** | ** | ** | ** | ** | ** | ** |
| Specificity | ** | ** | ** | ** | ** | ** | ** | ** |
| Caesarean births | ||||||||
| Observer prevalence % | 1850 (86.8) | 967 (99.8) | 1037 (99.2) | 97.1 | (85.6, 100.0) | |||
| Register-recorded prevalence % | 1638 (98.5) | 723 (97.7) | 318 (39) | 85.5 | (41.5, 100.0) | |||
| Not recorded | 6 (0.4) | 16 (2.2) | 495 (60.7) | 12.9 | (0.0, 58.9) | |||
| Not readable | 0 (0) | 0 (0) | 1 (0.1) | 0.0 | (0.0, 0.1) | |||
| INCLUDES NOT RECORDED AND NOT READABLE AS NO | ||||||||
| > 10 Cell Counts | No | No | No | |||||
| % agreement | 86.6 | ** | 40.2 | 79.5 | (43.2, 99.3) | |||
| Sensitivity | ** | ** | ** | ** | ** | ** | ** | ** |
| Specificity | ** | ** | ** | ** | ** | ** | ** | ** |
| EXCLUDES NOT RECORDED AND NOT READABLE | ||||||||
| > 10 Cell counts | No | No | No | |||||
| % agreement | 86.6 | ** | 99.1 | 95.7 | (85.5, 100.0) | |||
| Sensitivity | ** | ** | ** | ** | ** | ** | ** | ** |
| Specificity | ** | ** | ** | ** | ** | ** | ** | ** |
n = 12,379 observed live births, n = 10,772 live births with register records
** = result suppressed due to 10 or fewer count per column of two-by-two table
7.1% Chlorhexidine solution applied to the umbilicus