Table 2.

Model 1. Hazard ratios (HRs) and associated 95% confidence intervals (CIs) for covariates in Cox Regression Model.

Variables	P‐value	Hazard ratio	95% CI for HR
			Lower	Upper
Treatment – EpiFix	0·01	2·71	1·26	5·87
Age (years)	0·99	1·00	0·97	1·03
Body mass index (Log)	0·98	1·02	0·27	3·90
Baseline wound size (Log)	0·00	0·53	0·35	0·81
Ulcer duration (Log)	0·03	0·70	0·51	0·97
Race – Caucasian	0·52	1·36	0·53	3·49
Ethnicity – Hispanic	0·84	1·10	0·44	2·75
Gender – Male	0·88	0·95	0·46	1·96
Hypertension – Yes	0·05	2·51	1·00	6·31
Diabetes – Yes	0·32	1·57	0·65	3·82
Smoking – Yes	0·40	1·46	0·60	3·51
Alcohol – Yes	0·38	0·71	0·33	1·53
VLU side – Left	0·10	1·89	0·89	4·03
VLU position – Malleolus	0·58	1·54	0·33	7·31
VLU position – Low Gaiter	0·40	1·84	0·45	7·56
VLU location – Lateral	0·83	1·21	0·22	6·77
VLU location – Anterior	0·86	1·19	0·17	8·14
VLU location – Medial	0·90	1·11	0·22	5·66
Hx of recurrent ulcers – Yes	0·68	0·85	0·39	1·84