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Table 2: 
Efficacy of ethanol ablation according to the number of treatment sessionsa
No. of SessionsSingle Session (n = 9)Multiple Sessions (n = 11)P Value
Initial volume21.3 ± 15.830.6 ± 15.3.160
Symptom score8.1 ± 2.210.0 ± 0.0.011
Cosmetic score3.9 (3–4)4.0 (4).710
Final volume (VRR)1.3 ± 1.31.1 ± 1.1.487
    P value.028.018
Symptomatic score0.4 (0–1)0.5 (0–2).809
    P value.017.004
Cosmetic score1.2 (1–2)1.2 (1–2).827
    P value.009.003
  • Note:—VRR indicates volume reduction rate.
  • ↵a Data are means unless otherwise indicated. Range is shown in parentheses.