Peanut consumption and reduced risk of colorectal cancer in women: A prospective study in Taiwan

Table 5 Relative risk from multivariate analysis by Cox’s proportional hazard model of the community-based cancer screening cohort (1991-2001)

	Men			Women
Variables	RR1	95% CI2	P	RR1	95% CI2	P
Age (yr)	1.13	1.09-1.17	< 0.01	1.12	1.08-1.17	<0.01
Residential area
Potzu	2.13	1.24-3.68	< 0.01	NI4
Other3	1.00
Cigarette smoking (pack-yr)
0	1.00			NI4
1-25	1.77	0.97-3.26	0.06
26 +	1.51	0.83-2.74	0.18
Peanut products
0-1	1.00			1.00
2 +	0.73	0.44-1.21	0.22	0.42	0.21-0.84	0.01
Picked foodstuffs
0-1	NI 4			1.00
2 +				2.15	0.99-4.65	0.05
BMI (kg/m2)
< 24.2	1.00			NI4
24.2-26.4	1.19	0.65-2.17	0.58
26.4-28.6	1.26	0.62-2.57	0.53
28.6	1.98	0.91-4.30	0.09

¹Relative risk;

²95% Confidence interval;

³Including Sanchi, Chutung, Kaoshu, Makung, Hushi and Paihsa;

⁴Not included in the model.