Table 4.

Mean days with wasted medication over the study period, by prescription length

Study or sub-group	30 days			90 days			Mean difference IV, fixed (95% CI)
	Mean	SD	Total, N	Mean	SD	Total, N
Lipid-lowering medication
Taitel et al (2012)32	2.251	10.673	12 136	5.757	22.205	2162	−3.51 (−4.46 to −2.55)
Antihypertensive medication
Taitel et al (2012)32	4.037	16.236	33 009	9.211	30.284	5835	−5.17 (−5.97 to −4.38)
Diabetic medication
Taitel et al (2012)32	3.289	13.441	11 842	7.899	25.385	1511	−4.61 (−5.91 to −3.31)
Antidepressant medication
Taitel et al (2012)32	3.501	12.941	7017	10.425	32.463	266	−6.92 (−10.84 to −3.01)

IV = inverse variance. N = the total number of participants evaluated in each arm of the study. SD = standard deviation.