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Table 1 Patients’ background characteristics

From: Efficacy of prophylactic selective arterial embolization for renal angiomyolipomas: identifying predictors of 50% volume reduction

Variable Volume reduction ≥50%
n = 30
Volume reduction < 50%
n = 14
P-value
Sex, n (%)
 Male 9 (30) 3 (21.4)  
 Female 21 (70) 11 (78.6) 0.55
Age (mean y ± SD) 36.2 (±15.7) 30.5 (±12.9) 0.23
Location, n (%)
 Unilateral 16 (53.3) 3 (21.4)  
 Bilateral 14 (46.7) 11 (78.6) 0.047
Masses, n (%)
 Single 14 (46.7) 3 (21.4)  
 Multiple 16 (53.3) 11 (78.6) 0.11
Etiology, n (%)
 Sporadic 13 (43.3) 2 (14.3)  
aTSC-related 17 (56.7) 12 (85.7) 0.058
Symptoms, n (%)
 Symptomatic 4 (13.3) 2 (14.3)  
 Asymptomatic 26 (86.7) 12 (85.7) 0.93
  1. aTSC tuberous sclerosis