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Individuals with cardiovascular risk factors were excluded to analyze the healthy population. Average values of the <jats:styled-content style=\"fixed-case\">ECG<\/jats:styled-content> for the healthy population were presented as means with 95% and 99% confidence intervals and as medians with first and 99th percentiles.<\/jats:p><\/jats:sec><jats:sec><jats:title>Results<\/jats:title><jats:p>Median heart rate was highest in the youngest and oldest individuals of the healthy population. Median duration of P wave, <jats:styled-content style=\"fixed-case\">PQ<\/jats:styled-content> interval, and <jats:styled-content style=\"fixed-case\">QRS<\/jats:styled-content> duration were longer in males compared with females. In contrast, median <jats:styled-content style=\"fixed-case\">QT<\/jats:styled-content> interval corrected for heart rate was higher in females. In general, the above\u2010mentioned parameters increased with age. The prevalences of <jats:styled-content style=\"fixed-case\">ECG<\/jats:styled-content> abnormalities adjusted for the Dutch population were 0.9% for atrial fibrillation or flutter, 1.4% for premature atrial complexes, 0.5% for myocardial infarction, 2.1% for ventricular premature complexes, 1.0% for left ventricular hypertrophy, 8.1% for P\u2010R interval &gt;200 ms, and 0.8% for bundle branch block.<\/jats:p><\/jats:sec><jats:sec><jats:title>Conclusions<\/jats:title><jats:p>Our study provides an overview of average values and <jats:styled-content style=\"fixed-case\">ECG<\/jats:styled-content> abnormalities and confirms data of previous smaller studies. In addition, we evaluate the age\u2010 and sex\u2010dependent normal limits of the P wave and <jats:styled-content style=\"fixed-case\">QRS<\/jats:styled-content> duration and confirm in detail the frontal plane <jats:styled-content style=\"fixed-case\">QRS<\/jats:styled-content>\u2010T angle on the <jats:styled-content style=\"fixed-case\">ECG<\/jats:styled-content>.<\/jats:p><\/jats:sec>","DOI":"10.1002\/clc.22737","type":"journal-article","created":{"date-parts":[[2017,6,12]],"date-time":"2017-06-12T16:22:46Z","timestamp":1497284566000},"page":"865-872","source":"Crossref","is-referenced-by-count":40,"title":["Population\u2010based values and abnormalities of the electrocardiogram in the general Dutch population: The <scp>LifeLines<\/scp> Cohort Study"],"prefix":"10.1002","volume":"40","author":[{"ORCID":"https:\/\/orcid.org\/0000-0001-8852-0497","authenticated-orcid":false,"given":"M. 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