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. 2015 Dec 16;15:966. doi: 10.1186/s12885-015-1963-9

Fig. 1.

Fig. 1

Relationship between total energy adjusted daily calcium intake (mg/day) and colorectal cancer risk. a Men. b Women. Each figure shows the spline curve (solid line) with a 95 % CI (shaded). The curves are adjusted for age, education level, regular exercise, fiber intake, calcium supplement use, and total energy intake