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Table 3 Comparison of the demographic and clinical characteristics between effectively and ineffectively colostomy treated ulcerative CRP patients

From: Diverting colostomy is an effective procedure for ulcerative chronic radiation proctitis patients after pelvic malignancy radiation

Variables Effective (n = 30) Ineffective (n = 31) P
Age, < 50/ ≥ 50 years 8/22 10/21 0.6321
BMI < 18.5/ ≥ 18.5 kg/m2 8/22 7/22 0.8241
Concomitant disease    
 Cardiovascular and cerebrovascular diseases, yes/no 6/24 5/26 0.6941
 Diabetes mellitus, yes/no 5/25 1/30 0.0782
 Surgical history, yes/no 11/19 11/20 0.9231
 Tumor recurrence or metastasis, yes/no 2/28 2/29 1.0002
 Duration of stoma, M* 13.8 (9.2, 19.0) 5.8 (3.0, 8.6) 0.000
 Radiotherapy dose, Gy# 85.2 ± 24.0 84.7 ± 20.0 0.9414
 Interval between radiotherapy and colostomy, M* 12.3 (9.2, 17.6) 10.6 (8.5, 14.8) 0.2075
 APC treatment after colostomy, yes/no 3/27 4/27 1.0002
 Retention enema after colostomy, yes/no 14/16 16/15 0.6991
Pre- colostomy    
 Overall VRS Score* 5 (4, 5) 5 (5, 5) 0.2465
 Mucosal congestion* 2 (2, 2) 2 (1, 2) 0.2045
 Telangiectasia* 2 (2, 3) 2 (2, 2.25) 0.6785
 Ulceration* 5 (4, 5) 5 (4, 5) 0.2595
 Stenosis* 0 (0, 4) 0 (0, 4) 0.8045
 Necrosis* 0 (0, 0) 0 (0, 0) 0.2835
 RBC, × 1012/L# 3.3 ± 0.7 3.5 ± 0.8 0.3574
 Hb, g/L# 92.1 ± 23.8 91.8 ± 22.6 0.9554
 BPC, × 109/L* 265.8 (230.8, 345.0) 261.8 (208.0, 315.5) 0.8825
 ALB, g/L* 38.0 (35.1, 42.2) 34.6 (32.2, 41.3) 0.0505
 TP, g/L# 38.3 ± 4.7 35.8 ± 5.1 0.7314
 WBC, × 109/L* 5.7 (4.3, 6.7) 6.3 (4.9, 10.0) 0.1065
Post-colostomy    
 RBC, × 1012/L# 4.0 ± 0.4 3.5 ± 0.8 0.0094
 Hb, g/L# 112.0 ± 15.6 98.7 ± 19.0 0.0064
 BPC, × 109/L* 233.5 (187.5, 277.5) 241.0 (198.8, 320.7) 0.4635
 ALB, g/L# 40.5 ± 3.9 36.5 ± 4.5 0.0004
 TP, g/L# 68.5 ± 6.8 69.5 ± 6.7 0.5974
 WBC, × 109/L* 4.9 (4.3, 5.8) 5.6 (4.3, 8.5) 0.2445
  1. VRS Vienna Rectoscopy Score, IQR interquartile range, SD standard deviation, Hb hemoglobin, RBC red blood cells, BPC Platelet count, ALB albumin, WBC white blood cells
  2. 1Data were calculated using χ2 test
  3. 2Data were calculated using χ2 test with corrections for continuity
  4. 3Data were calculated using Fisher’s test
  5. 4Data were calculated using t tests
  6. 5Data were calculated using Mann–Whitney U tests test
  7. #Values which were normally distributed were expressed as means ± SDs
  8. *Values which weren’t normally distributed were expressed as medians (IQR)