Table 2.

Identified sources of environmental noise at four selected secondary schools in Ibadan, Nigeria.

Name of school	Identified sources of noise in the school environment,
	number of respondents (percentage) by school
	Vehicles	Market	Factories	Religious houses	Others	Total by school
Ikolaba Grammar School, IGS	47 (94%)	0 (0%)	0 (0%)	0 (0%)	3 (6%)	50 (100%)
Oba Akinbiyi High School, OAHS	39 (78%)	3 (6%)	3 (6%)	5 (10%)	0 (0%)	50 (100%)
Anglican Commercial Grammar School, ACGS	9 (18%)	6 (12%)	0 (0%)	31 (62%)	4 (8%)	50 (100%)
Bashorun Ojoo High School, BOHS	33 (66%)	16 (32%)	0 (0%)	0 (0%)	1 (2%)	50 (100%)
Total Across Schools	128 (64%)	25(12.5%)	3 (1.5%)	36 (18%)	8 (4%)	200 (100%)