Table 1 Summary of main study results
Male | Female | P value | |
|---|---|---|---|
Number | 1200 | 1200 | |
Age (years, mean ± SD) | 50.27 ± 16.77 | 50.11 ± 16.68 | 0.626 |
Mean heart rate (bpm) | 73.94 ± 9.14 | 75.28 ± 8.62 | 0.058 |
Mean QRS duration at lead II (ms) | 90.10 ± 8.38 | 82.98 ± 8.21 | 0.997 |
R-wave peak time at lead II (ms) | 29.73 ± 5.01 | 29.71 ± 4.06 | 0.000 |
Minimum (ms) | 16 | 16 | |
Maximum (ms) | 42 | 44 | |
95 % reference range (ms) | 19.91 ~ 39.55 | 21.75 ~ 37.67 |