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Table 2 Baseline characteristics of the “Berlin Beat of Running” cohort (n = 110)

From: Rate of cardiac arrhythmias and silent brain lesions in experienced marathon runners: rationale, design and baseline data of the Berlin Beat of Running study

  Total Female Male p
  n = 110 n = 27 n = 83  
Age; years; mean (SD) 48.8 (6.0) 48.8 (5.8) 48.8 (6.1) 0.939
Age ≥ 50 years; % (n) 40.0 (44) 40.7 (11) 39.8 (33) 0.928
Physical activity     
Marathon runs ≤ 5 years; mean (SD) 7.5 (6.6) 5.8 (3.3) 8.0 (7.3) 0.235
Marathon runs total; mean (SD) 16.0 (35.8) 10.0 (7.9) 18.0 (40.8) 0.247
Current weekly running; km; mean (SD) 64.8 (17.3) 60.2 (12.4) 66.1 (18.4) 0.207
Regular weekly running; km; mean (SD) 42.3 (13.6) 39.4 (11.9) 43.2 (14.1) 0.207
Systolic BP*; mmHg; mean (SD) 127.8 (12.9) 122.8 (9.0) 129.5 (13.6) 0.016
Diastolic BP*; mmHg; mean (SD) 83.7 (8.4) 81.7 (9.0) 84.4 (8.1) 0.327
Pulse; 1/min; mean (SD) 61.1 (8.2) 61.9 (8.2) 60.9 (8.2) 0.777
BMI§; kg/m2; mean (SD) 23.2 (2.2) 22.2 (2.3) 23.5 (2.0) 0.004
NIHSS# score; mean (SD) 0 (0) 0 (0) 0 (0) 1.000
Comorbidities; % (n)     
Hypertension 8.2 (9) 0 (0) 10.8 (9) 0.074
Diabetes mellitus 0 (0) 0 (0) 0 (0) 1.000
Heart failure 0 (0) 0 (0) 0 (0) 1.000
Coronary artery disease 0 (0) 0 (0) 0 (0) 1.000
Hyperlipidaemia 2.7 (3) 0 (0) 3.6 (3) 0.317
Alcohol abuse; % (n) 0 (0) 0 (0) 0 (0) 1.000
Current smoking; % (n) 6.4 (7) 3.7 (1) 7.2 (6) 0.515
  1. * Blood pressure; § Body Mass Index; #National Institutes of Health Stroke Scale.