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Table 1 Baseline characteristics of the study population

From: A randomized controlled trial of endoscopic steroid injection for prophylaxis of esophageal stenoses after extensive endoscopic submucosal dissection

  Treatment group Control group p-value
n = 16 n = 16
Age, years mean ± SD (range) 70.0 ± 9.7 (48–89) 71.0 ± 7.1 (58–83) 0.74
Sex, male/female 13/3 12/4 0.99
Tumor location, n (upper/middle/lower) 1/10/5 2/9/5 0.72
Proportion of esophageal circumference involved, n(≥2/3 to <3/4/≥3/4 to <1/1) 4/7/5 6/5/5 0.57
Multiple Lugol voiding lesions, n (%) 8 (50.0) 7 (43.8) 0.99
Clinical T factor, n (m1/m2/m3/sm1) 1/12/3/0 3/8/4/1 0.40
Follow-up period, month mean ± SD (range) 16.1 ± 5.6 (10–27) 16.9 ± 5.4 (9–27) 0.66
  1. Abbreviation: SD, standard deviation.