Table 1.

Clinical Characteristics of Patients by Procedure Type

Variable	PTRAM n=89	FTRAM n=115	DIEP n=445	SIEA n=71	p-Value
Age, mean (SD)	53.6 (8.5)	52.2 (8.6)	51.1 (8.8)	53.2 (8.2)	0.036
BMI, mean (SD)	28.9 (5.6)	30.7 (5.2)	28.8 (5.2)	30.5 (7.3)	0.002
Laterality
Unilateral	72 (80.9%)	73 (63.5%)	257 (57.8%)	47 (66.2%)	0.001
Bilateral	17 (19.1%)	42 (36.5%)	188 (42.2%)	24 (33.8%)
Indication
Therapeutic	85 (95.5%)	105 (91.3%)	394 (88.5%)	65 (91.5%)	0.212
Prophylactic	4 (4.5%)	10 (8.7%)	51 (11.5%)	6 (8.5%)
Timing of reconstruction
Immediate	79 (88.8%)	88 (76.5%)	374 (84.0%)	65 (91.5%)	0.025
Delayed	10 (11.2%)	27 (23.5%)	71 (16.0%)	6 (8.5%)
Smoking
Non-smoker	53 (60.2%)	71 (61.7%)	259 (58.5%)	41 (57.7%)	0.707
Previous smoker	34 (38.6%)	42 (36.5%)	167 (37.7%)	29 (40.8%)
Current smoker	1 (1.1%)	2 (1.7%)	17 (3.8%)	1 (1.4%)
Diabetes	7 (7.9%)	5 (4.3%)	29 (6.5%)	8 (11.3%)	0.316
Radiation
None	49 (55.1%)	67 (58.3%)	260 (58.4%)	34 (47.9%)	<.001
Pre-mastectomy	21 (23.6%)	24 (20.9%)	56 (12.6%)	6 (8.5%)
Post-mastectomy	6 (6.7%)	22 (19.1%)	44 (9.9%)	5 (7.0%)
Post-reconstruction	13 (14.6%)	2 (1.7%)	85 (19.1%)	26 (36.6%)
Adjuvant Chemotherapy
Yes	20 (22.5%)	13 (11.3%)	126 (28.3%)	33 (46.5%)	<.001
No	69 (77.5%)	102 (88.7%)	319 (71.7%)	38 (53.5%)