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Table 2 UVB estimate in association with crude incidence rate of CRC using linear regression

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

Age groups

Regression Coefficient

p-value

R2

0–14 years

<  0.001

0.002

0.06

15–29 years

− 0.002

0.003

0.05

30–44 years

− 0.03

<  0.001

0.23

45–59 years

− 0.34

<  0.001

0.54

60–74 years

− 1.28

<  0.001

0.62

>/= 75 years

−2.03

<  0.001

0.59