Is Month of Birth a Risk Factor for Colorectal Cancer?

Table 2

Month of birth for case and control groups. No significant differences are seen between the groups (p = 0.776).

	Included cases		Controls
		%		%
January	67	6.5	98	7.7
February	84	8.6	102	8.0
March	70	6.8	139	10.9
April	77	7.5	102	8.0
May	89	8.7	138	10.8
June	89	8.7	111	8.7
July	88	8.6	113	8.8
August	100	9.8	84	6.6
September	100	9.8	89	7.0
October	83	8.1	107	8.4
November	82	8.0	96	7.5
December	90	8.8	98	7.7
Total	1019	100	1277	100