Table 1.
Characteristics of the study and participants by dataset.
| Dataset | |||
|---|---|---|---|
| Survey 1 | Survey 2 | ||
| A | B | C | |
| Data Characteristics | |||
| Study date | January–March 2015 | January–March 2015 | October 2014 |
| Study type | Representative cross-sectional | Representative cross-sectional | Cohort |
| Study population | Community | Community | Community |
| Participant selection | Household members ≥ 1 y.o | Household members ≥ 1 y.o | 10–21 y.o age- and sex-matched antigen positive and negative |
| Sample selection | ≤ 14 y.o: all ≥15 y.o: age-stratified sample (25%) |
All remaining ICT positives | All |
| Participant Characteristics | |||
| Sample size | 376 | 33 | 80 |
| Median age (years) (interquartile range) |
20.5 (9, 43) | 46.5 (35.5, 57) | 15 (12.5, 18.5) |
| Proportion female (%) | 61 | 58 | 58 |
| Township (n) | Amarapura: 94 | Amarapura: 25 | Amarapura: 80 |
| Patheingyi: 50 | Patheingyi: 1 | ||
| Tada-U: 112 | Tada-U: 5 | ||
| Wundwin: 120 | Wundwin: 2 | ||
| Ever taken MDA medication (%) | 81 | 64 | – a |
| Took MDA medication last year (%) | 76 | 61 | 45 |
| Antigen positive (ICT and/or Og4C3) (%) | 3.7 | 100 | 47.5 |
| Wb123 Ab positive (%) | 8.0 | 69.7 | 36.3 |
| Bm14 Ab positive (%) | 18.9 | 69.7 | 45.0 |
a Data not available.