TABLE 1.

Baseline characteristics of the 213 study participants

	Study population		Arm A: ABZ-ABZ-ABZ		Arm B: ABZ-MBZ-ABZ		Arm C: ABZ-PYR-ABZ
	n	%	n	%	n	%	n	%
Total	213	–a	70	32.8	72	33.8	71	33.3
Sex
Female	109	51.1	35	32.1	38	34.8	36	33.0
Male	104	48.8	35	33.6	34	32.6	35	33.6
Sex ratio (F/M)	1.0	–	1.0	–	0.9	–	1.0	–
Mean age (SD)	7.9 (3.5)	–	8.1 (3.7)	–	7.8 (3.3)	–	7.7 (3.6)	–
Age arm
2–5	65	30.5	19	29.2	21	32.3	25	38.4
6–10	90	42.2	29	32.2	33	36.6	28	31.1
11–17	58	27.2	22	37.9	18	31.0	18	31.0
Body mass index
Underweight	47	22.1	15	21.4	18	25.0	14	19.7
Normal	103	48.4	31	44.3	39	54.2	33	46.5
Overweight	32	15.0	13	18.6	9	12.5	10	14.1
Obese	31	14.5	11	15.7	6	8.3	14	19.7
Locality
Lambaréné	8	3.7	03	37.5	2	25.0	3	37.5
Surroundings south of Lambaréné	109	51.1	33	30.2	36	33.0	40	36.6
Surroundings north of Lambaréné	96	45.0	34	35.4	34	35.4	28	29.1
T. trichiura	213	75.8	69	32.3	73	34.2	71	33.3
Light	176	82.6	55	31.2	64	36.6	57	32.3
Moderate	36	16.9	15	41.6	08	22.2	13	36.1
High	1	0.3	–	–	–	–	1	100.0

^a –, percentage calculation is not applicable.