Table 2 Summary of gestational age in weeks by ANC visit and proportion available for vaccination within a specific window among pregnant women interviewed from Kilifi Health Demographic Surveillance System area, Coastal Kenya
ANC Visit | Participant’s n (%) | Mean Gest age (weeks) | 95% Confidence Interval (CI) | Median Gest age (weeks) | IQR Gest age (weeks) | Proportion VAC-Window1 (28–32 weeks | Proportion VAC-Window2 (26–33 weeks) | Proportion VAC-Window3 (24–36 weeks) |
|---|---|---|---|---|---|---|---|---|
ANC1 | 470 (100) | 24.5 | 23.9–25.2 | 26 | 21–28 | 29.6 | 41.9 | 64.7 |
ANC2 | 393 (83.6) | 28.9 | 28.4–29.4 | 29 | 26–32 | 39.8 | 48.9 | 72.3 |
ANC3 | 286 (60.8) | 31.6 | 31.1–32.1 | 32 | 28–35 | 26.2 | 31.9 | 52.9 |
ANC4 | 162 (34.5) | 34.3 | 33.8–34.8 | 34 | 32–36 | 10 | 12.3 | 26.4 |
ANC5 | 46 (9.8) | 36.9 | 35.0–36.7 | 36 | 34–38 | 1.1 | 1.3 | 6.6 |
Total | 470 | Â | Â | Â | Â | 76.6 | 84.5 | 96.2 |