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. 2020 May 14;15(5):e0233082. doi: 10.1371/journal.pone.0233082

Table 2. Measures of variation in procedure rates across hysterectomy-specific HSAs.

EQ CV SCV EB
Overall 2.5 0.2 3.7 0.03
Vaginal 5.0 0.4 17.5 0.2
Laparoscopic 6.4 0.4 11.2 0.1
Abdominal 8.0 0.4 16.9 0.1

Abbreviations: EQ = extremal quotient; CV = coefficient of variation; SVC = systematic component of variation; EB = empirical Bayes