Table 2. Pupils' physical complaints pertinent to the study at the time of data collection according to pupils' sex.

Type of physical complaint	Male (n=93)	Female (n=171)
	N / %	N / %
Diarrhea	12(14.8)	108(63.2)
Abdominal colic	48(51.6)	126(73.7)
Mucous in stool	24(25.8)	0(0)