Table 4 Total time to quantify soil-transmitted helminth and Schistosoma mansoni eggs in stool from 360 school children applying Kato-Katz technique on both individual and pooled stool samples (pool size of 5, 10 and 20)

Total time to pool stool samples (95 % CI)

_

6 h 35 min (6 h 22 min; 6 h 48 min)

8 h 29 min (8 h 15 min; 8 h 45 min)

9 h 20 min (9 h 4 min; 9 h 36 min)

Total time to prepare KK thick smears (in batches of 10) (95 % CI)

15 h 29 min (14 h 48 min; 16 h 10 min)

3 h 6 min (2 h 58 min; 3 h 14 min)

1 h 32 min (1 h 29 min; 1 h 37 min)

46 min (45 min; 49 min)

Total time to examine KK thick smears (95 % CI)

49 h 36 min (46 h 50 min; 52 h 26 min)

9 h 30 min (8 h 52 min; 10 h 15 min)

4 h 37 min (4 h 17 min; 4 h 59 min)

2 h 36 min (2 h 15 min; 3 h 4 min)

Total time (95 % CI)

65 h 5 min (62 h 13 min; 67 h 58 min)

19 h 12 min (18 h 29 min; 19 h 57 min)

14 h 39 min (14 h 14 min; 15 h 7 min)

12 h 42 min (12 h 15 min; 13 h 14 min)