Table 1.
Baseline characteristics of pregnant women enrolled and followed-up in the study
| All samples (N = 497) | Screening samples (N = 249) | Follow-up samples (N = 248) | |
|---|---|---|---|
| Age (years): median (IQR) | 25 (21–31) | 25 (21–31) | 25 (21–31) |
| Gestational age (weeks): median (IQR) | 22.5 (18–34) | 18 (17–20) | 34 (32–37) |
| Gravidity: median (IQR) | 2 (1–4) | 2 (1–4) | – |
| Primigravida: (n (%)) | – | 94 (37.8%) | – |
| Secundigravida: (n (%)) | – | 52 (20.9%) | – |
| Multigravida: (n (%)) | – | 103 (41.4%) | – |
| Microscopy positive (n (%)) | 93 (18.7%) | 84 (33.7%) | 9 (3.6%) |
| Microscopy PD (p/µl): median (IQR) | 2160 (740–5080) | 1960 (730–5010) | 4480 (1341–8800) |
| < 200 (n (%)) | 6 (6.5%) | 5 (6.0%) | 1 (11.1%) |
| 200–2000 (n (%)) | 39 (41.9%) | 38 (45.2%) | 1 (11.1%) |
| > 2000 (n (%)) | 48 (51.6%) | 41(48.8%) | 7 (77.8%) |
| qPCR positive (n (%)) | 158 | 130 (52.2%) | 28 (11.2%) |
| qPCR PD (p/µl): median (IQR) | 292 (49.7–1137) | 334 (66–1230) | 99 (10–858) |
| < 200 (n (%)) | 69 (43.7%) | 53 (40.8%) | 16 (57.1%) |
| 200- 2000 (n (%)) | 68 (43.0%) | 58 (44.6%) | 10 (35.7%) |
| > 2000 (n (%)) | 21 (13.3%) | 19 (14.6%) | 2 (7.1%) |
IQR (Interquartile); N (sample size); PD: parasite density; p/µl: parasite per microliter