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Table 1 Study patients, cardiopulmonary bypass (perfusion) time, aortic cross-clamp time, coronary flow velocity (PFVd, in cm.s -1 ), and pre- and post-operative (6 ± 1 days) QTc, QTd and PQ measurements

From: Early changes in myocardial repolarization and coronary perfusion after cardiopulmonary bypass surgery for ASD repair in children

Patient

Age (mo) gender diagnosis

Bypass time (min)

Aortic cross-clamp time (min)

Pre-op LAD PFVd

Post-op LAD PFVd

Δ

Pre-op QTc (ms)

Post-op QTc (ms)

Δ

Pre-op QTd (ms)

Post-op QTd (ms)

Δ

Pre-op PQ (ms)

Post-op PQ (ms)

Δ

1

72, F ASD-SV

82

39

50

65

+15 (30%)

412

409

-3 (<1%)

40

30

-10 (25%)

138

132

-6 (4%)

2

36, F ASD-2

58

14

43

67

+24 (56%)

394

393

-1 (<1%)

40

60

+20 (50%)

130

136

+6 (5%)

3

48, F ASD-2

168

26

40

90

+50 (125%)

415

451

+36 (9%)

30

50

+20 (67%)

150

194

+44 (30%)

4

60, F ASD-2

46

21

28

70

+42 (150%)

427

419

-8 (2%)

60

40

-20 (33%)

136

118

-18 (13%)

5

24, M ASD-2

64

31

36

57

+21 (58%)

374

392

+18 (5%)

40

40

0

134

144

+10 (7%)

6

15, F ASD-2

73

53

49

70

+21 (43%)

411

384

-27 (7%)

40

30

-10 (25%)

164

130

-34 (21%)

7

32, M ASD-2

108

60

53

93

+40 (75%)

413

418

+5 (1%)

60

60

0

130

92

-38 (29%)

8

12, M ASD-2

na

na

56

62

+6 (11%)

413

369

-44 (11%)

40

30

-10 (25)

136

100

-36 (26%)

9

84, M ASD-2

52

24

50

66

+16 (32%)

398

390

-8 (2%)

60

40

-20 (33%)

138

124

-14 (10%)

10

24, M ASD-1

53

26

42

52

+10 (24%)

375

401

+26 (7%)

30

40

+10 (33%)

134

134

0

11

48, M ASD-1

106

67

48

73

+25 (52%)

444

432

-12 (3%)

40

60

+20 (50%)

200

189

-11 (6%)

12

48, F ASD-2

56

25

55

85

+30 (54%)

421

448

+27 (6%)

40

20

-20 (50%)

126

150

+24 (10%)

  1. ASD Atrial septal defect, LAD Left anterior descending artery, PFVd Peak flow velocity in diastole, SV Sinus venosus, 1 Primum, 2 Secondum, QTC QT Corrected, QTd QT Dispersion, na Not available.