Table 1. Description of the study participants.
| Demographic factors | Pregnant (%) | Non-pregnant (%) | Men (%) |
| Union | |||
| Rajbila | 538 (59.2) | 872 (49.7) | 219 (48.8) |
| Kuhalong | 371 (40.8) | 881 (50.3) | 229 (51.1) |
| Study Incidence cluster | |||
| Low Incidence | 269 (29.6) | 629 (35.9) | 156 (34.8) |
| Medium Incidence | 371 (40.8) | 616 (35.1) | 140 (31.3) |
| High Incidence | 269 (29.6) | 508 (29.0) | 152 (33.9) |
| Median age (25 years) | |||
| < median age (16–24) | 554 (61.0) | 769 (43.9) | 139 (31.0) |
| ≥ median age (25–44) | 355 (39.1) | 984 (56.1) | 309 (69.0) |
| Ethnicity | |||
| Bengali | 175 (19.3) | 331 (18.9) | 85 (19.1) |
| Tribal | 734 (80.8) | 1,422 (81.1) | 359 (80.1) |
| Occupation | |||
| Housewife | 399 (45.6) | 669 (38.4) | 1 (0.2) |
| Agriculture | 175 (20.0) | 425 (24.4) | 162 (36.5) |
| Daily labor | 76 (8.7) | 159 (9.1) | 83 (18.7) |
| Jhum cultivation | 109 (12.4) | 267 (15.3) | 72 (16.2) |
| Other | 117 (13.4) | 221 (12.7) | 126 (28.4) |
| Bed net use | |||
| Yes | 577 (89.2) | 1,372 (91.1) | 384 (88.5) |
| No | 70 (10.8) | 134 (8.9) | 50 (11.5) |
| Transmission season | |||
| High (May-August) | 560 (61.6) | 978 (55.8) | 247 (55.1) |
| Low (Sept-April) | 349 (38.4) | 775 (44.2) | 201 (44.9) |
| Total | 909 | 1,753 | 448 |