Group 1 (20–30 years) n=24 | Group 2 (31–40 years) n=30 | Group 3 (41–50 years) n=24 | Group 4 (51–60 years) n=32 | Group 5 (>60 years) n=26 | p Value | |
---|---|---|---|---|---|---|
SV-E (ml) | 75.68±15.97 | 74.23±23.57 | 69.27±16.74 | 65.34±22.67 | 63.27±80.83 | |
NA SV-A (ml) | 22.80±5.50** | 23.06±9.04** | 28.72±9.57 | 33.38±15.34 | 36.52±14.35** | <0.001 |
End of A-QRS (s) | -28.36±11.21* | -29.85±16.05* | -36.76±16.15 | -40.21±13.32 | -41.68±14.36* | <0.05 |
A dur (ms) | 117.73±13.07* | 119.26±11.74* | 125.00±8.57 | 126.40±9.07 | 128.33±9.07* | <0.05 |
Ar dur (ms) | 102.70±15.65* | 103.20±15.20* | 110.00±10.95 | 112.00±16.33 | 114.76±12.09* | <0.05 |
A dur – Ar dur (ms) | 15.03±2.58* | 16.06±3.46* | 15.00±2.38* | 14.40±7.26 | 13.57±2.01* | <0.05 |