Table 15.

Number of medications and constipation

Ref.	Location	Sample size	Age	Definition of constipation	Number of drugs taken	Odds ratio (95%CI)	P value
Fosnes et al[54], 2011	Norway	4622	31-76	Rome II	0; 1; 2-3; 4 or more	1; 1.34 (1.07, 1.69); 1.26 (0.99, 1.61); 1.21 (0.85, 1.71)	0.012; 0.062; 0.288