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Table 3 Postoperative data comparison between HIT and non-HIT groups

From: Research on clinical characteristics and prognostic analysis of heparin-induced thrombocytopenia after surgery for acute type a aortic dissection

Parameters

All patients

(n = 204)

HIT group

(n = 16)

Non-HIT group

(n = 188)

P value

CPB time (min)

175.8 ± 63.6

223.1 ± 11.4

164.9 ± 59.8

0.006

Cross-clamp time (min)

111.8 ± 42.4

128.9 ± 30.1

107.1 ± 45.5

0.042

DHCA time (min)

17.9 ± 7.0

20.6 ± 7.1

16.6 ± 7.1

0.085

Intraoperative platelet (unit)

16.0 ± 6.6

18.7 ± 5.0

15.6 ± 7.3

0.131

Heparin dose (mg)

336.1 ± 80.2

407.1 ± 192.9

325.9 ± 77.2

0.081

  1. CPB cardiopulmonary bypass, DHCA deep hypothermia circulatory arrest