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Table 1 Baseline Characteristics of Patients

From: Efficacy of adjuvant radiotherapy for treatment of adrenocortical carcinoma: a retrospective study and an updated meta-analysis

 ART (n = 12)Control (n = 12)P value
Sex, n (%)
 Male5 (41.7)5 (41.7)1a,c
 Female7 (58.3)7 (58.3) 
Mean age, y (range)43.4 (19–70)42.9 (22–62)0.924b,c
Disease stage
 I2 (16.7)1 (8.3)1a,c
 II5 (41.7)6 (50.0) 
 III3 (25.0)4 (33.3) 
 IV2 (16.7)1 (8.3) 
Mitotane use
 Yes4 (33.3)3 (25.0)1a,c
 No8 (66.7)9 (75.0) 
Ki67 index
  < 20%4 (33.3)5 (41.7)0.772a,c
  ≥ 20%5 (41.7)3 (25.0) 
 Not reported3 (25.0)4 (33.3) 
Tumor side
 Right8 (66.7)7 (58.3)1a,c
 Left4 (33.3)5 (41.7) 
Mean tumor size, cm (range)7.9 (3–15.3)8.4 (4.5–16.5)0.688b,c
Surgical margins
 Negative6 (50.0)8 (66.7)0.848a,c
 Positive4 (33.3)2 (16.7) 
 Not reported2 (16.7)2 (16.7) 
  1. aFisher’s exact test
  2. bPaired t test
  3. cAccounted for in the model calculating the propensity weights for adjuvant RT.