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

BMC Public Health

Table 15 Modeled 25(OH) D in association with incidence of CRC in 60–74 years of age, controlling for covariates

Covariate	Regression Coefficient	Standard Error	t	p-value
Modeled 25(OH) D, ng/ml^a	−1.30	0.40	−3.28	0.001
Urbanization^b	0.04	0.25	0.17	0.87
GDP^c	0.001	< 0.001	2.12	0.04
Life Expectancy^d	0.001	0.005	0.19	0.85
Smoking^e	1.73	0.63	2.74	0.007
Animal Consumption^f	0.86	0.21	4.09	< 0.001
Intercept	52.72	26.52	1.98	0.048

Model R² = 0.61; 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://doi.org/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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