Table I.

Patient demographics/comorbidities for patients with and without chronic steroid use. Bold P-values indicate statistical significance with P < .05.

Characteristic	Non steroid		Chronic steroid		P value
	Number	Percent	Number	Percent
Total	25,376	100.0	1293	100.0
Age					.133
18-39	121	0.5	23	1.8
40-64	6978	27.5	357	27.6
65-74	10,591	41.7	552	42.7
≥75	7686	30.3	361	27.9
Body mass index (kg/m2)					.188
<18.5	174	0.7	22	1.7
18.5-29.9	12,057	47.5	670	51.8
30-34.9	6806	26.8	311	24.1
35-39.9	3638	14.3	158	12.2
≥40	2701	10.6	132	10.2
Gender					<.001
Female	13,975	55.1	879	68.0
Male	11,401	44.9	414	32.0
Functional status prior to surgery					<.001
Independent	24,859	98.0	1242	96.1
Dependent	517	2.0	51	3.9
ASA classification					<.001
1-2	10,982	43.3	315	24.4
≥3	14,394	56.7	978	75.6
Smoker					.546
No	22,757	89.7	1153	89.2
Yes	2619	10.3	140	10.8
Diabetes mellitus					.234
No diabetes	20,777	81.9	1071	82.8
Non-insulin dependent	3281	12.9	148	11.4
Insulin dependent	1318	5.2	74	5.7
Hypertension					.334
No	8525	33.6	417	32.3
Yes	16,851	66.4	876	67.7
COPD					<.001
No	23,769	93.7	1126	87.1
Yes	1607	6.3	167	12.9
Bleeding disorders					<.001
No	24,768	97.6	1230	95.1
Yes	608	2.4	63	4.9
Open wound/wound infection					<.001
No	25,295	99.7	1278	98.8
Yes	81	0.3	15	1.2
Disseminated cancer					<.001
No	25,328	99.8	1279	98.9
Yes	48	0.2	14	1.1
Acute renal failure					.449
No	25,365	100.0	1292	99.9
Yes	11	0.0	1	0.1

ASA, American Society of Anesthesiologists; COPD, chronic obstructive pulmonary disease.