Table 4.

Association of relevant patient, tumor, or operative characteristics with local recurrence detection method

Variable	Odds ratio	95% CI	p value
Age	0.99	0.95 to 1.03	0.66
BMI	1.03	0.9 to 1.12	0.70
Tumor size (largest dimension)	0.99	0.9 to 1.09	0.83
Tumor depth (superficial vs deep)	1.15	0.16 to 8.18	0.89
Acral vs upper extremity	3.06	0.09 to 108.47	0.54
Back/torso/neck vs upper extremity	0.39	0.03 to 4.9	0.46
Lower extremity vs upper extremity	1.58	0.3 to 8.34	0.59
Pelvis/sacrum vs upper extremity	1.27	0.12 to 13.35	0.84
Closure type (primary vs flap)	2.08	0.26 to 16.41	0.49
Radiation status	1.97	0.47 to 8.19	0.35

95% confidence intervals are Wald’s confidence intervals.