Could age increase the strength of inverse association between ultraviolet B exposure and colorectal cancer?

BMC Public Health

Table 16 Modeled 25(OH) D in association with incidence of CRC >/=75 years of age, controlling for covariates

Covariate	Regression Coefficient	Standard Error	t	p-value
Modeled 25(OH) D, ng/ml^a	−1.79	0.63	−2.83	0.005
Urbanization^b	0.27	0.40	0.68	0.50
GDP^c	0.002	0.001	3.01	0.003
Life Expectancy^d	0.001	0.007	0.11	0.91
Smoking^e	1.66	1.01	1.64	0.10
Animal Consumption^f	1.40	0.34	4.15	< 0.001
Intercept	75.33	42.31	1.78	0.08

Model R² = 0.62; p < 0.001; ^aMohr S, B, Gorham E, D, Garland C, F, Grant W, B, Garland F, C: Low Ultraviolet B and Increased Risk of Brain Cancer: An Ecological Study of 175 Countries. Neuroepidemiology 2010; 35:281–290. doi: https://0-doi-org.brum.beds.ac.uk/10.1159/000314350. ^bChristenson E et al. [22]. ^c,d The World Bank. ^eInstitute for Health Metrics and Evaluation (IHME). ^f The Food and Agricultural Organization of the United Nations (FAO)

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