Indicator 7: PTCA volume
Type: Volume
Definition: Provider level. Number of PTCA Procedures Threshold 1: 200/yr, Threshold 2: 400/yr
Procedure volume:   Number of procedures performed per year
# Hosp with >=1 procedures/yrMeanStandard deviation50th percentile90th percentile95th percentile
19953543793672928031066
19963564184003308691157
19973544474283389341290

From: APPENDIX 7, Empirical Evaluation Results Tables

Cover of Refinement of the HCUP Quality Indicators
Refinement of the HCUP Quality Indicators.
Technical Reviews, No. 4.
Davies SM, Geppert J, McClellan M, et al.

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