Table 2.
Summary of adverse events for the three-round of MDA.
| Adverse Events Numbers (%*) |
Main island | Outer islands | Total | p-value |
|---|---|---|---|---|
| Nausea | 374(0.36) | 72(0.31) | 446(0.35) | 0.538 |
| Vomiting | 387(0.37) | 52(0.22) | 439(0.35) | 0.026 |
| Headache | 296(0.28) | 40(0.17) | 336(0.26) | 0.064 |
| Abdominal pain | 247(0.24) | 54(0.23) | 301(0.24) | 0.154 |
| Diarrhea | 172(0.17) | 56(0.24) | 228(0.18) | 0.000 |
| Fever | 88(0.08) | 10(0.04) | 98(0.08) | 0.157 |
| Others | 163(0.16) | 26(0.11) | 189(0.15) | 0.557 |
| Total | 1727(1.66) | 310(1.33) | 2037(1.60) | – |
*The percentage = the number of adverse events/the total population of three rounds of MDA. According to the Table 1, the population recorded for the main island for the three rounds were 33,992 + 34,765 + 35,131 = 103,888 person-times; the outer islands were 7,726 + 7,770 + 7,822 = 23,318 person-times; and the total 127,206 person-times participated in MDA.