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Table 5 Electrocardiography (ECG) results (median and interquartile range)

From: Myocardial and haemodynamic responses to two fluid regimens in African children with severe malnutrition and hypovolaemic shock (AFRIM study)

ECG parameter

Group 1 Median (IQR)

Group 2 Median (IQR)

P value*

Admission (n =11)

24 h (n = 8)

Admission (n = 9)

24 h (n = 5)

P wave duration

78 (74, 145)

85 (73, 107)

88 (70, 160)

92 (92, 128)

0.53

PR interval

130 (111, 178)

127 (112, 215)

148 (102, 186)

130 (130, 182)

0.96

QRS duration

76 (66, 80)

75 (63, 78)

66 (64, 72)

70 (62, 74)

0.42

RR interval

546 (490, 579)

562 (513, 609)

460 (414, 540)

594 (540, 600)

0.96

PP interval

545 (490, 575)

565 (511, 610)

455 (415, 540)

590 (540, 600)

0.93

QT interval

318 (294, 378)

337 (293, 351)

344 (276, 360)

370 (276, 384)

0.59

QTc

461 (423, 509)

459 (437, 471)

473 (414, 509)

472 (422, 516)

0.64

  1. QTc corrected QT-interval. * P value for comparison of post-fluid (24 h) indices in Group 1 vs. Group 2