T1able 3.
ICT and MRDR test results in pregnant and lactating Congolese women
| Test | N (%), 95% CI | |||
|---|---|---|---|---|
| *Brazzaville (urban) | *Kouilou (urban) | *Rural north | All samples | |
| *ICT | ||||
| Normal | 222/348 (64.0), 59.0-69.0 | 253/341 (74.0), 69.3-78.5 | 255/365 (70.0), 45.0-49.0 | 730/1,054 (69.0), 66.0-72.0 |
| Marginal+ | 7/348 (2.0), 0.5-3.5 | 1/341 (0.3), 0.0-0.9 | 10/365 (3.0), 4.0-6.0 | 18/1,054 (2.0), 0.9-2.5 |
| Marginal- | 2/348 (1.0), 0.6-1.4 | 9/341 (2.7), 2.2-3.2 | 14/365 (4.0), 6.0-8.0 | 25/1054 (2.4), 1.5-3.4 |
| Deficient | 117/348 (33.0), 29.0-39.0 | 78/341 (23.0), 18.5-27.5 | 86/365 (23.6), 19.1-28.1 | 281/1,054 (27.0), 24.3-29.7.0 |
| All samples | 348 | 341 | 365 | 1,054 |
| **MRDR test | ||||
| ≥0.06 | 10/39 (26.0), 12.0-40.0 | 3/55 (6.0), 5.0-6.0 | nd | 13/94 (14.0), 5.3-18.7 |
| <0.06 | 29/39 (74.0), 60.0-88.0 | 52/55 (94.0), 93.0-94.0 | nd | 81/94 (86.0), 81.3-94.7 |
| N (%), Mean±SD | ||||
| **Retinol level (µg/dL) | ||||
| <10 | 5/39 (13.0), 7.1±1.9 | 14/55 (25.0), 8.9±1.9 | 19/43 (44.0), 6.45±2.35 | 38/137 (28.0), 7.5±2.05 |
| 10-20 | 11/39 (28.0), 13.1±2.1 | 24/55 (44.0), 16.07±2.1 | 10/43 (23.0), 14.55±2.65 | 45/137 (33.0), 14.5±2.3 |
| >20 | 23/39 (59.0), 28.0±6.0 | 17/55 (31.0), 25.3±6.3 | 14/43 (37.0), 31.0±5.4 | 54/137 (39.0), 28.1±5.9 |
Chi-square=49, Degrees of freedom: ddl=6;
*p<0.001; Chi-square=62.30,
**p<0.001; CI=Confidence interval; ICT=Impression cytology with transfer test; nd=Not done; N (%)=Number (percentage) of the women