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Table 3 Ischemic J wave detection rates in different chest pain duration groups

From: Temporal dynamics and clinical correlates of ischemic J waves in the early phase of acute myocardial infarction

Group

Ischemic J wave present, n (%)

P-value

A (0 h < CP ≤ 1 h)

26 (33.3%)

0.046

B (1 h < CP ≤ 2 h)

18 (16.4%)

 

C (2 h < CP ≤ 3 h)

27 (20.5%)

 

D (3 h < CP ≤ 4 h)

34 (23.3%)

 

Total

105 (22.5%)