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Table 3 Clinical characteristics in hospitalized cancer patients with severe ALQTS between Non-survivors and survivors

From: Hospitalized cancer patients with acquired long QT syndrome-a matched case-control study

Parameters

Non-survivors

(n = 95)

Survivors

(n = 55)

P Value

Age, years

66 ± 10

56 ± 14

0.000

 ≥ 70 years

36.8%

18.2%

0.016

Gender

 Female

49.5%

72.7%

0.005

 Male

50.5%

27.3%

 

HR, bpm

90 ± 19

85 ± 12

0.062

QTc, ms

513

509

0.243

Hypokalemia

40.4%

17%

0.004

Hypocalcaemia

26.1%

17%

0.209

Use of QT-prolonging drugs

36.4%

28.4%

0.312

Renal insufficiency

8.4%

0.0%

0.027

Infection

26.3%

12.7%

0.05

Anemia

15.8%

5.5%

0.061

Arrhythmia

5.3%

9.1%

0.365

Heart Failure

7.4%

5.5%

0.651

Hypertension

29.5%

29.1%

0.96

  1. Abbreviations: ALQTS acquired long QT syndrome, HR heart rate