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. Author manuscript; available in PMC: 2017 Aug 1.
Published in final edited form as: Ann Surg Oncol. 2016 Feb 23;23(8):2522–2528. doi: 10.1245/s10434-016-5134-2

Table 3.

Overall and bilateral mapping according to body mass index and dye used

Number of
Patients

N=472		 ICG

n=312		 Blue Dye

n=160		 **p-value
Overall Mapping 425 (90%)
  BMI <30
    ≥30–40
    ≥40		 207
162
56		 140/144 (97%)
108/113 (96%)
47/55 (86%)		 67/79 (85%)
54/65 (83%)
9/16 (56%)		 0.011
*p-value 0.008 0.036
Bilateral Mapping 352 (75%)
  BMI <30
    ≥30–40
    ≥40		 179
131
42		 132/144 (92%)
96/113 (85%)
38/55 (69%)		 47/79 (59%)
35/65 (54%)
4/16 (25%)		 0.002
*p-value <0.001 0.041

ICG, indocyanine green; BMI, body mass index

*

p-value: subset analysis within each dye group using the Fisher exact test to test mapping and BMI relationship

**

p-value: Three-way association Cochran Mantel Haenszel test p-values