From: Problems with Bazett QTc correction in paediatric screening of prolonged QTc interval
Girls | Boys | |||||||
---|---|---|---|---|---|---|---|---|
Heart rate | QTcBazett | QTcFridericia | QTcFramingham | Heart Rate | QTcBazett | QTcFridericia | QTcFramingham | |
Sitting-supine | 14.72 ± 7.85 | 10.66 ± 8.14 | −1.83 ± 4.70 | −3.25 ± 5.06 | 12.02 ± 7.62 | 8.68 ± 7.90 | −1.66 ± 3.65 | −2.51 ± 3.65 |
< 0.0001 | < 0.0001 | < 0.0001 | < 0.0001 | < 0.0001 | < 0.0001 | < 0.0001 | < 0.0001 | |
Standing-supine | 23.87 ± 9.84 | 19.63 ± 11.69 | −0.04 ± 7.50 | −3.65 ± 7.27 | 23.06 ± 10.43 | 19.65 ± 11.22 | 0.57 ± 5.50 | −2.55 ± 5.42 |
< 0.0001 | < 0.0001 | NS | < 0.0001 | < 0.0001 | < 0.0001 | NS | < 0.0001 |