. Author manuscript; available in PMC: 2018 Apr 1.

Published in final edited form as: Eur J Nutr. 2017 Mar 1;57(3):1207–1213. doi: 10.1007/s00394-017-1403-5

Table 2.

Hazard ratios (HR) of renal cancer and corresponding 95% confidence intervals (CI) according to dietary inflammatory index (DII) in the Iowa Women’s Health Study, 1986–2011

	DII tertiles, HR (95% CI)			p_trend	DII continuous

	<−2.08	−2.09 to −0.05	>−0.05
Cases/person years	73/230,473	85/229,779	105/229,144		263/689,397
Model 1^b	1^a	1.20 (0.88, 1.64)	1.51 (1.12, 2.03)	0.007	1.07 (1.01, 1.14)
Model 2^c	1^a	1.19 (0.86, 1.63)	1.52 (1.09, 2.13)	0.01	1.07 (1.00, 1.15)

Reference category

Age-adjusted

Model 1 additionally adjusted for BMI, smoking status, pack-years of smoking, education, HRT use, hypertension, total energy intake