Retrospective Study
Copyright ©The Author(s) 2023.
World J Gastrointest Surg. Jul 27, 2023; 15(7): 1434-1441
Published online Jul 27, 2023. doi: 10.4240/wjgs.v15.i7.1434
Table 1 Main clinical data and results of blood routine and albumin in the two groups of patients, n (%)

≤ 7-d group (n = 8)
> 7-d group (n = 29)
P value
Age54.38 ± 27.2559.31 ± 18.4330.551b
Sex0.332c
        Female3 (37.5)5 (17.2)
        Male5 (62.5)24 (82.8)
Perforation site1c
        Stomach7 (87.5)26 (89.7)
        Duodenum1 (12.5)3 (10.3)
Treatment time47 (1, 720)47 (1, 168)0.67a
Surgical approach0.811c
Open abdomen3 (37.5)14 (48.3)
Laparoscopy5 (62.5)13 (44.8)
Laparoscopic laparotomy02 (6.9)
Piercing Diameter (cm)0.9 ± 0.51 (0.5, 1.1)0.718a
Operation time (min)94 ± 22120 (82, 145)0.133a
Empyema0.701c
        Little-medium3 (37.5)14 (48.3)
        Many - a lot5 (62.5)15 (51.7)
ICU length of stay (d)1.8 ± 1.51 (0.6, 2.5)0.763a
Lung infection4 (50)13 (44.8)1c
Pleural effusion1 (12.5)7 (24.1)0.655c
Localized ascites1 (12.5)4 (13.8)1c
Preoperative leukocytes (× 109/L)13.94 ± 5.2212.32 ± 5.520.463b
Preoperative centriocytes (× 109/L)12.43 (6.47, 16.89)10.55 ± 5.260.483a
Preoperative lymphocytes (× 109/L)0.86 ± 0.461.17 ± 0.730.255b
Preoperative platelets (×109/L)268 ± 135230 (197, 315)0.543a
Preoperative N/LR18.07 ± 10.848.51 (5.8, 17.57)0.097a
Preoperative P/LR497.20 ± 515.11303.08 ± 198.750.328b
Albumin (preoperative, g/L) (n, mean ± SD)7 (39.3 ± 6.3)28 (39.9 ± 5.1)0.778b
Albumin (D1, g/L) (n, mean ± SD)6 (32.2 ± 5.1)20 (30.6 ± 3.4)0.379b
Albumin (D2, g/L) (n, mean ± SD)7 (37.7 ± 3.7)23 (32.6 ± 3.3)0.009b
Albumin (D3, g/L) (n, mean ± SD)4 (38.6 ± 6.1)24 (33.6 ± 2.8)0.201b