Cost effectiveness of a mail-delivered individually tailored physical activity intervention for Latinas vs. a mailed contact control

Table 5 Costs per minute increase in physical activity

	Seamos saludables intervention	Wellness control
Increase in MVPA
Total per person minutes of MVPA from baseline to 6 months	929	389
Total per person minutes of MVPA from baseline to 12 months	3080	1304
Minutes of MVPA per person per month at 6 months	155	65
Minutes of MVPA per person per month at 12 months	256	109
Cost per minute of increase in MVPA
Costs per minute increase in MVPA at 6 months	$0.18	$0.23
Costs per minute increase in MVPA at 12 months	$0.07	$0.08
Incremental cost per minute of increase in MVPA between the intervention and wellness control
Incremental costs per minute at 6 months	$0.15	n/a
Incremental costs per minute at 12 months	$0.05	n/a

^aTotal minutes of activity were calculated using linear interpolation of mean minutes at baseline to six-month follow-up, and from six-month follow-up to 12-month follow-up. Costs per minute increase in PA are based on mean PA increases and aggregate costs for each condition. Incremental costs represent the additional cost per minute of activity for Intervention participants beyond those reported by the control group

ISSN: 1479-5868