Table 3.
Participants With Inactivation of All Detectable Worm Nests After Treatment
| Months After Initial Treatment | ||||
|---|---|---|---|---|
| 6 | 12 | 24 | 36 | |
| IDA administered once | ||||
| Participants with worm nests examined,a n | 19 | 21 | 19 | 19 |
| Participants with complete inactivation of worm nests, n | 14 | 17 | 15 | 15 |
| % (95% CI) | 74 (54–94) | 81 (64–97) | 79 (61–97) | 79 (61–97) |
| IA administered annually for 3 years | ||||
| Participants with worm nests,a n | 28 | 28 | 27 | 25 |
| Participants with complete inactivation of worm nests, n (%) | 5 | 10 | 12 | 10 |
| % (95% CI) | 18 (4–32) | 36 (18–54) | 44 (25–63) | 40 (22–58) |
| P value (chi-square) | <.001 | .002 | .08 | .032 |
Abbreviations: CI, confidence interval; IA, ivermectin plus albendazole; IDA, ivermectin plus diethylcarbamazine plus albendazole.
aOnly data from participants with worm nests detected by ultrasound at baseline are included in this table.