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Table 7 Pretest probability in both groups

From: Testing Real-World Application of Appropriateness Criteria of Single Photon Emission Computed Tomography (SPECT) In Two Egyptian Hospitals

 Group I
N=245
Group II
N=197
P value
High or intermediate pretest probability141 (58%)155 (79%)0.000
Low pretest probability104 (42%)42 (21%)0.000