Skip to main content

Table 9 UVB in association with crude incidence of CRC: over 75 years of age for countries in southern hemisphere after controlling for covariates

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

Covariate Regression Coefficient Standard Error t p-value
UV B estimatea −1.18 0.47 −2.52 0.02
Stratospheric Ozoneb 0.57 0.36 1.59 0.13
Urbanizationc 0.53 0.78 0.67 0.51
Pigmentationd −89.49 24.56 −3.64 0.002
GDPe 0.002 0.003 0.82 0.43
Life Expectancyf 0.02 0.01 1.73 0.10
Smokingg −3.53 2.64 −1.34 0.20
Animal Consumptionh −0.82 1.02 −0.81 0.43
Intercept 475.41 179.95 2.54 0.02
  1. Model R2 = 0.81; p <  0.001; aNASA TOMS Satellite package. bBeckman et al. cChristenson E et al. [22]. dJablonski et al. [21]. e,fThe World Bank. gInstitute for Health Metrics and Evaluation (IHME). hThe Food and Agricultural Organization of the United Nations (FAO)