Table 4.

Percentage of each class of infection intensity of STH species according to gender, age group and school area obtained in both municipalities studied and in the total R.A.A.N. (Nicaragua).

	Puerto Cabezas	Siuna	R.A.A.N	Gender		Age group (years)			School area
				Female	Male	2–5	6–11	12–15	Urban	Rural
T. trichiura
Light n/Na	172/280	74/134	246/414	147/222	99/192	36/58	166/284	44/72	125/187	121/227
%b	61.4	55.2	59.4	66.2	51.6	62.1	58.5	61.1	66.8	53.3
Moderate n/N	89/280	49/134	138/414	74/222	64/192	23/58	96/284	19/72	58/187	80/227
%	31.8	36.6	33.3	33.3	33.3	39.7	33.8	26.4	31.0	35.2
Heavy n/N	19/280	11/134	30/414	11/222	19/192	3/58	20/284	7/72	4/187	26/227
%	6.8	8.2	7.2	5.0	9.9	5.2	7.0	9.7	2.1	11.5
A. lumbricoides
Light n/N	69/212	21/59	90/271	49/152	41/119	13/22	50/141	27/108	50/155	40/116
%	32.5	35.6	33.2	32.2	34.5	59.0	35.5	25.0	32.3	34.5
Moderate n/N	111/212	29/59	140/271	74/152	66/119	12/22	92/141	36/108	78/155	62/116
%	52.4	49.2	51.7	48.7	55.5	54.5	65.2	33.3	50.3	53.4
Heavy n/N	32/212	9/59	41/271	29/152	12/119	3/22	31/141	7/108	27/155	14/116
%	15.1	15.3	15.1	19.1	10.1	13.6	21.9	6.5	17.4	12
Hookworm
Light n/N	27/27	46/46	73/73	30/30	43/43	5/5	40/40	28/28	20/20	53/53
%	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0
Moderate n/N	0/27	0/46	0/73	0/30	0/43	0/5	0/40	0/28	0/20	0/53
%	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0
Heavy n/N	0/27	0/46	0/73	0/30	0/43	0/5	0/40	0/28	0/20	0/53
%	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0

^aPositive students/total students in the group.

^bPercentage.