Karnad DR - Search Results

1

Comparison of 5 methods of QT interval measurements on electrocardiograms from a thorough QT/QTc study: effect on assay sensitivity and categorical outliers.

Salvi V, Karnad DR, Panicker GK, Natekar M, Hingorani P, Kerkar V, Ramasamy A, de Vries M, Zumbrunnen T, Kothari S, Narula D. Salvi V, et al. Among authors: karnad dr. J Electrocardiol. 2011 Mar-Apr;44(2):96-104. doi: 10.1016/j.jelectrocard.2010.11.010. Epub 2011 Jan 15. J Electrocardiol. 2011. PMID: 21238976

2

Differences between QT and RR intervals in digital and digitized paper electrocardiograms: contribution of the printer, scanner, and digitization process.

Hingorani P, Karnad DR, Panicker GK, Deshmukh S, Kothari S, Narula D. Hingorani P, et al. Among authors: karnad dr. J Electrocardiol. 2008 Sep-Oct;41(5):370-5. doi: 10.1016/j.jelectrocard.2008.02.026. Epub 2008 May 14. J Electrocardiol. 2008. PMID: 18482732

3

Z-score for benchmarking reader competence in a central ECG laboratory.

Panicker GK, Karnad DR, Joshi R, Shetty S, Vyas N, Kothari S, Narula D. Panicker GK, et al. Among authors: karnad dr. Ann Noninvasive Electrocardiol. 2009 Jan;14(1):19-25. doi: 10.1111/j.1542-474X.2008.00269.x. Ann Noninvasive Electrocardiol. 2009. PMID: 19149789 Free PMC article.

4

Intra- and interreader variability in QT interval measurement by tangent and threshold methods in a central electrocardiogram laboratory.

Panicker GK, Karnad DR, Natekar M, Kothari S, Narula D, Lokhandwala Y. Panicker GK, et al. Among authors: karnad dr. J Electrocardiol. 2009 Jul-Aug;42(4):348-52. doi: 10.1016/j.jelectrocard.2009.01.003. Epub 2009 Mar 3. J Electrocardiol. 2009. PMID: 19261293

5

Effect of number of replicate electrocardiograms recorded at each time point in a thorough QT study on sample size and study cost.

Natekar M, Hingorani P, Gupta P, Karnad DR, Kothari S, de Vries M, Zumbrunnen T, Narula D. Natekar M, et al. Among authors: karnad dr. J Clin Pharmacol. 2011 Jun;51(6):908-14. doi: 10.1177/0091270010376962. Epub 2010 Sep 17. J Clin Pharmacol. 2011. PMID: 20852005 Clinical Trial.

6

Limb lead interchange in thorough QT/QTc studies.

Salvi V, Karnad DR, Panicker GK, Kothari S, Hingorani P, Natekar M, Mahajan V, Narula D. Salvi V, et al. Among authors: karnad dr. J Clin Pharmacol. 2011 Oct;51(10):1468-73. doi: 10.1177/0091270010383857. Epub 2011 Jan 5. J Clin Pharmacol. 2011. PMID: 21209246

7

QTc interval and its variability in patients with schizophrenia and healthy subjects: implications for a thorough QT study.

Hingorani P, Karnad DR, Natekar M, Kothari S, Narula D, Lokhandwala Y. Hingorani P, et al. Among authors: karnad dr. Int J Neuropsychopharmacol. 2012 Nov;15(10):1535-40. doi: 10.1017/S1461145712000077. Epub 2012 Feb 8. Int J Neuropsychopharmacol. 2012. PMID: 22313550 Free article. Clinical Trial.

8

Semiautomated QT interval measurement in electrocardiograms from a thorough QT study: comparison of the grouped and ungrouped superimposed median beat methods.

Hingorani P, Karnad DR, Ramasamy A, Panicker GK, Salvi V, Bhoir H, Kothari S. Hingorani P, et al. Among authors: karnad dr. J Electrocardiol. 2012 May-Jun;45(3):225-30. doi: 10.1016/j.jelectrocard.2012.01.007. Epub 2012 Feb 22. J Electrocardiol. 2012. PMID: 22364647 Clinical Trial.

9

Early repolarization and short QT interval in healthy subjects.

Panicker GK, Manohar D, Karnad DR, Salvi V, Kothari S, Lokhandwala Y. Panicker GK, et al. Among authors: karnad dr. Heart Rhythm. 2012 Aug;9(8):1265-71. doi: 10.1016/j.hrthm.2012.03.046. Epub 2012 Mar 23. Heart Rhythm. 2012. PMID: 22449739

10

Choice of an alternative lead for QT interval measurement in serial ECGs when Lead II is not suitable for analysis.

Salvi V, Karnad DR, Kerkar V, Panicker GK, Manohar D, Natekar M, Kothari S, Narula D, Lokhandwala Y. Salvi V, et al. Among authors: karnad dr. Indian Heart J. 2012 Nov-Dec;64(6):535-40. doi: 10.1016/j.ihj.2012.07.023. Epub 2012 Aug 1. Indian Heart J. 2012. PMID: 23253403 Free PMC article.

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