Bulletin of the World Health Organization

Risk of arsenic-related skin lesions in Bangladeshi villages at relatively low exposure: a report from Gonoshasthaya Kendra

Corbett McDonald, Rezaul Hoque, Nazmul Huda, Nicola Cherry

Volume 85, Number 9, September 2007, 668-673

Table 3. Skin lesion prevalence (%) by age and sex in two neighbouring Rajshahi villages

Age	Village A^a				Village B^a
Age	M	F	All		M	F	All
⩽ 5	0/369 (0.0)	0/383 (0.0)	0/752 (0.0)		0/373 (0.3)	0/344 (0.0)	0/717 (0.0)
6–17	5/854 (0.8)	1/776 (0.1)	6/1630 (0.4)		2/903 (0.2)	5/745 (0.7)	7/1648 (0.4)
18–30	8/725 (1.1)	5/806 (0.6)	13/1531 (0.8)		17/814 (2.1)	6/824 (0.7)	23/1638 (1.4)
31–50	12/715 (1.7)	9/641 (1.4)	21/1356 (1.5)		26/647 (4.2)	29/577 (5.0)	55/1224 (4.5)
51–70	5/257 (1.9)	3/207 (1.4)	8/464 (1.6)		20/283 (7.1)	12/226 (5.3)	32/509 (6.3)
⩾ 71	1/32 (3.1)	0/55 (0.0)	1/87 (1.1)		1/77 (1.3)	1/31 (3.2)	2/108 (1.9)
Unknown	0/3 (–)	1/3 (–)	0/6 (–)		0/3 (–)	0/3 (–)	0/6 (–)
Total	31/2952 (1.1)	18/2868 (0.6)	49/5820 (0.8)		66/3100 (2.1)	53/2750 (1.9)	119/5850 (2.0)
⩾ 18	26/1729 (1.5)	17/1568 (1.1)	43/3297 (1.3)		64/1824 (3.5)	48/1661 (2.9)	112/3485 (3.2)

^a In each of the six columns, the sequence is: cases/subjects, followed by prevalence (%) in parenthesis.