Table 3.

COPD-Related Adjusted Multivariate Costs (2008 USD) and Unadjusted Costs Per Month in the Follow-up Period by Cohort

	TIO	TIO + FSC	P value
	n = 2481	n = 852
Adjusted Costs: mean monthly costs per patient (95% CI)
Total	$721 ($190-$2005)	$721 ($149-$2250)	NS
Pharmacy	$190 ($67-$379)	$223 ($62-$490)	NS
Medical	$543 ($66-$3543)	$490 ($42-$4044)	NS
Unadjusted Costs: mean (SD) monthly costs per patient
Total	$782 ($3496)	$598 ($1579)	0.039
Pharmacy	$194 ($220)	$206 ($195)	0.113
Medical	$588 ($3472)	$392 ($1554)	0.026

NS = nonsignificant