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Table 2 Comparison of platelet aggregation, closure times (CT) and troponin T (TnT) levels according to quartiles of peak C-reactive protein (CRP)

From: The impact of platelet function or C-reactive protein, on cardiovascular events after an acute myocardial infarction

 

Quartile 1

Quartile 2

Quartile 3

Quartile 4

p

CRP, mg/l

0.05–5.3

5.4–19.6

19.7–64.5

64.6–304

 

Peak SPA, count, ×103

71

(22–91)

82

(30–120)

104

(45–150)

117

(70–160)

P < 0.0005

CT, sec

259

(150–300)

231

(143–300)

184

(137–300)

162

(124–300)

P < 0.05

TnT, μg/L

0.49

(0.21–1.26)

1.09

(0.33–2.64)

1.93

(0.92–5.18)

3.99

(2.02–7.36)

P < 0.0005

  1. SPA = Small platelet aggregates. Peak SPA = The highest measured count of small platelet aggregates during hospitalization. Values are expressed as medians with the interquartile range in parentheses. Calculations using Kruskall-Wallis test.