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Retrospective Study
©The Author(s) 2025.
World J Gastrointest Surg. Dec 27, 2025; 17(12): 113408
Published online Dec 27, 2025. doi: 10.4240/wjgs.v17.i12.113408
Table 3 Comparative analysis of postoperative pulmonary function and exercise capacity assessments across study groups of esophageal cancer patients, mean ± SD
Variable
Overall (n = 306)
Control group (n = 163)
Experimental group (n = 143)
P value
Forced vital capacity3094.4 ± 841.43265.4 ± 861.33013.3 ± 813.60.115
FEV12734.4 ± 727.92270.8 ± 797.22066.1 ± 740.50.021
FEV1 to forced vital capacity ratio85.6 ± 10.185.1 ± 10.786.0 ± 9.30.418
Diffusing capacity of the lung for carbon monoxide17.1 ± 5.917.1 ± 5.917.0 ± 5.90.880
Maximum voluntary ventilation100.4 ± 35.699.1 ± 35.5101.9 ± 35.70.507
Total lung capacity5624.4 ± 1106.55622.3 ± 1110.35626.8 ± 1106.10.972
Functional residual capacity2976.4 ± 592.82990.1 ± 606.82960.7 ± 578.20.664
6-minute walk distance404.2 ± 14.6404.9 ± 14.2403.4 ± 15.00.379
Modified Borg scale2 (0-4)2 (1-3)2 (0-4)0.045


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