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Retrospective Study
Copyright: ©Author(s) 2026.
World J Gastrointest Surg. Mar 27, 2026; 18(3): 115888
Published online Mar 27, 2026. doi: 10.4240/wjgs.v18.i3.115888
Table 3 Intraoperative parameters, n (%)/mean ± SD

T-tube group (n = 32)
Non-T-tube group (n = 36)
t/χ²
P value
American Society of Anesthesiologists class
II22 (68.8)25 (69.4)0.004> 0.05
III10 (31.2)11(30.6)
Time (minutes)189.94 ± 48.67197.44 ± 20.72-0.749> 0.05
Blood loss (mL)157.81 ± 58.35165.00 ± 51.49-0.496> 0.05


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