Table 1.
Clinicopathologic demographics according to dye used
| All N=472 |
ICG n=312 |
Blue Dye n=160 |
p* | |
|---|---|---|---|---|
| Age at Surgery | ||||
| Median, years (Mean) | 62 (61.4) | 62 (61.5) | 62 (61.2) | 0.984* |
| Range | 30–90 | 30–90 | 34–87 | |
| BMI | ||||
| Median, kg/m2 (Mean) | 30.4 (31.9) | 30.6 (32.2) | 30 (31.3) | 0.506* |
| Range | 16.3–65.3 | 17.7–65.3 | 16.3–52.3 | |
| BMI <30 | 223 (47%) | 144 (46%) | 79 (49%) | |
| BMI 30–39 | 178 (38%) | 113 (36%) | 65 (41%) | |
| BMI≥40 | 71 (15%) | 55 (18%) | 16 (10%) | |
| Final Histology | ||||
| CAH/Endometrioid | 387 (82%) | 257 (82%) | 130 (81%) | 0.801 |
| Other | 85 (18%) | 55 (18%) | 30 (19%) | |
| Operative Time | ||||
| Median, minutes (Mean) | 242 (254.1) | 240 (247.7) | 248 (266.6) | 0.045* |
| Range | 141–498 | 145–444 | 141–498 | |
| SLN Operative Time | ||||
| Median, minutes (Mean) | 26 (29.4) | 26 (29) | 26 (30.4) | 0.984* |
| Range | 3–98 | 3–98 | 6–90 | |
| Intraoperative Mapping | ||||
| No mapping | 47 (10%) | 17 (5%) | 30 (19%) | <0.001 |
| Unilateral mapping | 73 (15%) | 29 (9%) | 44 (28%) | |
| Bilateral mapping | 352 (75%) | 266 (85%) | 86 (54%) | |
| Additional Lymphadenectomy | ||||
| No | 252 (53%) | 190 (61%) | 62 (39%) | <0.001 |
| Yes | 220 (47%) | 122 (39%) | 98 (61%) |
ICG, indocyanine green; BMI, body mass index; CAH, complex atypical hyperplasia
*
obtained using the Wilcoxon-rank sum test; other p-values were obtained using the Fisher exact test.