TABLE II.

Unadjusted associations between PTSD and self-management behaviors among WTC workers with asthma

Self-management behavior	No PTSD (n = 192)	PTSD (n = 84)	P value
Medication adherence
MARS score, mean (SD)	4.0 (0.8)	4.1 (0.7)	.7
MARS percent adherent, n (%)	54 (41)	18 (34)	.4
ASK-12 score, mean (SD)	22.0 (5.5)	24.0 (5.9)	.01
Inhaler technique
Inhaler technique, mean (SD)	6.5 (1.6)	6.6 (1.7)	.6
Adequate inhaler technique, n (%)	132 (75)	62 (80)	.4
Use action plan, n (%)	76 (42)	35 (49)	.2
Trigger avoidance, n (%)	89 (47)	44 (55)	.2
Influenza vaccination, n (%)	110 (59)	49 (62)	.5