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Table. 3.

Table. 3.

Correlation with BMI* group and clinical characteristics of patients

Total Lower 25% BMI* (n=517) Higher 75% BMI* (n=1,805) P-value Multivariate analysis

Odds ratio 95% Confidence interval P-value
Age (years) 0.656
<65 1,282 281 (54.4%) 1,001 (55.5%)
≥65 1,040 236 (45.6%) 804 (45.5%)
Sex 0.118
Male 1,354 286 (55.3%) 1,068 (59.2%)
Female 968 231 (44.7%) 737 (40.2%)
ASA classification 0.027 1.424 1.033~1.963 0.031
1 or 2 2,106 456 (88.2%) 1,650 (91.4%)
3 or 4 216 61 (11.8%) 155 (8.6%)
Hospitalization 0.004 1.005 0.772~1.308 0.972
Outpatient 1,496 361 (69.8%) 1,135 (62.9%)
ER 826 156 (30.2%) 670 (37.1%)
Biliary drainage <0.001 1.344 1.081~1.671 0.008
Yes 824 219 (42.4%) 605 (33.5%)
No 1,498 298 (57.6%) 1,200 (66.5%)
Disease 0.005 1.283 1.015~1.623 0.037
Hepatobiliary 1,617 334 (64.6%) 1,283 (71.1%)
Pancreas 705 183 (35.4%) 522 (28.9%)
Pathology <0.001 1.381 1.067~1.788 0.014
Benign 1,123 203 (39.2%) 920 (50.9%)
Malignancy 1,199 314 (60.7%) 885 (49.0%)
Complication 0.006 1.035 0.820~1.305 0.775
Yes 687 178 (34.4%) 509 (28.2%)
No 1,635 339 (65.6%) 1296 (71.8%)
Hospital stay <0.001 1.136 0.881~1.465 0.324
≤8 1,189 220 (42.6%) 969 (81.5%)
>8 1,133 297 (57.4%) 836 (73.8%)

*BMI = body mass index; ASA = American Society of anesthesiologist; ER = emergency room.

Surg Metab Nutr 2020;11:46-52 https://doi.org/10.18858/smn.2020.11.2.46
© 2020 Surg Metab Nutr