Prevalence and Intensity of Intestinal Helminth Infections in Preschool Pupils in Lugari Subcounty, Kakamega County, Kenya

Table 3

Association between prevalence and risk factors.

Variable	+ve % ()	-ve % ()	Chi value
School location
Periurban	0	40.4% (46)	0.002
Rural	100% (16)	59.6% (68)
Place of residence
Rural	100% (16)	94.7% (108)	0.347
Urban	0	5.3% (6)
Knowledge of washing hands before eating
Yes	62.5% (10)	107 (93.9%)	0.001
No	37.5% (6)	6.1% (7)
Faecal disposal
Pit latrine	81.3% (13)	86% (98)
Flush toilet	0	9.6% (11)	0.051
Flush & pit	0	0.9% (1)
Bush	18.7% (3)	3.5% (4)
Knowledge of washing hands after visiting the toilet
Yes	37.5% (6)	76.3% (87)	0.001
No	62.5% (10)	23.7% (27)
Source of water
River	8 (50%)	22.8% (26)
Piped water	6.3% (1)	7% (8)
Uncovered well	6.3% (1)	14.9% (17)	0.336
Covered well	25% (4)	40.4% (46)
Many	6.3% (1)	5.3% (6)
Spring water	6.3% (1)	8.8% (10)
Method of treating water for drinking
Sieving	43.8% (7)	29.8% (34)
Chemical	18.8% (3)	46.5% (53)
Boiling	12.5% (2)	14% (16)	0.175
Many	0	2.6% (3)
Do not treat	25% (4)	9.6% (11)
Deworming interval
3 months	18.8% (3)	45.6% (52)
6 months	6.3% (1)	15.8% (18)
12 months	37.5% (6)	16.7% (19)	0.051
Do not deworm	37.5% (6)	18.4% (21)
Uncertain	0	3.5% (4)
Pupils’ age
5	37.5% (6)	35.1% (40)
6	50% (8)	30.7% (35)
7	12.5% (2)	18.4% (21)	0.354
8	0	9.6% (11)
9	0	6.1% (7)
Pupils’ gender
Male	56.25% (9)	50.9% (58)	0.687
Female	43.75% (7)	49.1% (56)

Significant variables at 0.05.