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Table 3 Summed stress score according to cedars-sinai scoring system. Other centers may use alternative scoring systems with varying cutoffs [11]

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

Summed stress score

Indication

< 4

Normal

4-8

Mildly abnormal

9-13

Moderately abnormal

> 13

Severely abnormal