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Table 2 Clinical characteristics of the study participants

From: Lymphatic leakage after pelvic lymphadenectomy for cervical cancer: a retrospective case-control study

Characteristic Case group
(n = 63)
Control group
(n = 63)
P value
Age 52.86 ± 8.56 51.59 ± 7.81 0.386
Height (cm) 157.78 ± 4.23 158.29 ± 4.17 0.499
Weight (kg) 58.25 ± 4.78 57.37 ± 5.86 0.352
Body mass index (kg/m2) 23.39 ± 1.67 22.85 ± 1.74 0.078
Comorbid diabetes mellitus    0.219
 Yes 19 (30.2%) 13 (20.6%)
 No 44 (69.8%) 50 (79.4%)
FIGO Stage    0.859
 I 32 (50.8%) 31 (49.2%)
 II 31 (49.2%) 32 (50.8%)
Histologic type    0.338
 Squamous cell carcinoma 45 (71.4%) 38 (60.3%)
 Adenocarcinoma 12 (19.0%) 19 (30.2%)
 Other 6 (9.5%) 6 (9.5%)
Number of NACT cycles    0.021*
 0 26 (41.3%) 37 (58.7%)
 1 12 (19.0%) 13 (20.6%)
 2 25 (39.7%) 13 (20.6%)
Neoadjuvant radiotherapy    0.051
 Yes 37 (58.7%) 26 (41.3%)
 No 26 (41.3%) 37 (58.7%)
Surgical method    0.672
 Laparoscopy 24 (38.1%) 22 (34.9%)
 Laparotomy 39 (61.9%) 41 (65.1%)
 Duration of surgery (h) 3.2 ± 1.0 2.9 ± 0.9 0.983
 Intraoperative bleeding volume (mL) 253 ± 75 256 ± 71 0.770
 Number of lymph nodes resected 37 ± 7 34 ± 8 0.008*
Lymph node metastasis    0.052
 Yes 6 (9.5%) 1 (1.6%)
 No 57 (90.5%) 62 (98.4%)
Postoperative pelvic infection    0.045*
 Yes 22 (34.9%) 12 (19.0%)
 No 41 (65.1%) 51 (81.0%)
 Preoperative hemoglobin level (g/L) 137.08 ± 4.15 136.52 ± 5.16 0.506
 Preoperative albumin level (g/L) 39.68 ± 4.15 38.10 ± 5.16 0.000*
 Postoperative hemoglobin level (g/L) 97.44 ± 8.44 101.40 ± 8.56 0.010*
 Postoperative albumin level (g/L) 30.39 ± 2.14 31.40 ± 2.83 0.025*
 Decrease in hemoglobin level (g/L)§ 39.63 ± 8.83 35.13 ± 7.44 0.002*
 Decrease in albumin level (g/L)§ 9.29 ± 2.15 6.70 ± 2.34 0.000*
  1. Data are presented as mean ± standard deviation or n (%). NACT: neoadjuvant chemotherapy. § Preoperative level minus postoperative level. * P < 0.05