Table 2b.

Comparisons in cohorts with more severe burns.

40–59% TBSA	Severe burns without PTSD	Severe burns with PTSD	Risk Ratio	95% Confidence Interval	P value
Opioid use	71 (18.8%)	73 (19.3%)	1.026	(0.766, 1.38)	0.0453
Chronic pain syndrome	10 (2.6%)	18 (4.8%)	1.846	(0.842, 3.848)	0.1234
Depression	18 (4.8%)	66 (17.5%)	3.645	(2.221, 6.053)	<0.0001
Anxiety	26 (6.9%)	164 (43.4%)	6.289	(4.278, 9.301)	<0.0001
Emergency department visits	35 (9.3%)	60 (15.9%)	1.709	(1.159, 2.536)	0.0041
Mortality	10 (2.6%)	10 (2.6%)	1.0	(0.421, 2.375)	1.000
60%+ TBSA	Critical burns without PTSD	Critical burns with PTSD	Risk Ratio	95% Confidence Interval	P value
Opioid use	61 (18.3%)	154 (46.2%)	2.524	(2.139, 4.650)	<0.0001
Chronic pain syndrome	10 (3.0%)	23 (6.9%)	2.30	(1.112, 4.757)	0.0203
Depression	13 (3.9%)	57 (17.1%)	4.384	(2.448, 7.854)	<0.0001
Anxiety	36 (10.8%)	136 (40.8%)	3.777	(2.704, 5.278)	<0.0001
Emergency department visits	32 (9.6)	64 (19.2%)	2.012	(0.873, 3.069)	0.0002
Mortality	14 (4.2%)	10 (3.0%)	0.714	(0.322, 1.585)	0.4056

TBSA: total body surface area burned.