Table 2 LA phasic mechanical functional indexes in the four study groups
Variable | Controls (n = 28) | Isolated HTN group (n = 25) | Lone AF group (n = 24) | HTN with PAF group (n = 28) | P |
|---|---|---|---|---|---|
LA strain indexes (%) | |||||
PALSpump | −17.13 ± 2.94 | −16.65 ± 2.90 | −13.73 ± 5.06*# | −11.62 ± 4.19*# | 0.000 |
PALSres | 36.10 ± 4.90 | 29.95 ± 5.56* | 29.45 ± 7.53* | 26.49 ± 6.64* | 0.000 |
PALScond | −18.96 ± 4.56 | −13.30 ± 4.81* | − 15.73 ± 5.26* | −14.87 ± 5.30* | 0.001 |
LA strain rate indexes (s−1) | |||||
PALSRpump | −2.49 ± 0.45 | −2.30 ± 0.57 | −1.88 ± 0.78* | −1.54 ± 0.62*#& | 0.000 |
PALSRres | 1.71 ± 0.30 | 1.57 ± 0.71 | 1.43 ± 0.34* | 1.23 ± 0.31*# | 0.001 |
PALSRcond | −1.80 ± 0.95 | −1.07 ± 0.41* | − 1.18 ± 0.35* | −1.10 ± 0.33* | 0.000 |
LA strain ratio and strain rate ratio indexes | |||||
PALSpump/PALSres | 0.48 ± 0.08 | 0.57 ± 0.11* | 0.46 ± 0.13# | 0.44 ± 0.13# | 0.001 |
PALScond/PALSres | 0.52 ± 0.08 | 0.43 ± 0.11* | 0.54 ± 0.13# | 0.56 ± 0.13# | 0.001 |
PALSpump/PALScond | 0.96 ± 0.31 | 1.48 ± 0.77* | 0.97 ± 0.47# | 0.90 ± 0.53# | 0.001 |
PALSRpump/PALSRcond | 1.55 ± 0.50 | 2.39 ± 0.93* | 1.79 ± 0.81# | 1.52 ± 0.90# | 0.000 |
LA synchrony indexes (%) | |||||
TpSpump-SD% | 2.80 ± 0.89 | 3.48 ± 1.21 | 3.75 ± 1.33* | 4.19 ± 1.47* | 0.001 |
TpSres-SD% | 5.84 ± 0.95 | 6.68 ± 1.76 | 7.22 ± 2.39* | 6.70 ± 2.03 | 0.071 |
TpSRpump-SD% | 2.69 ± 0.72 | 2.72 ± 0.72 | 2.96 ± 1.19 | 3.06 ± 1.12 | 0.386 |
TpSRres-SD% | 5.67 ± 2.12 | 5.61 ± 1.54 | 5.67 ± 1.82 | 6.29 ± 1.93 | 0.463 |
TpSRcond-SD% | 4.13 ± 1.40 | 4.67 ± 1.24 | 4.47 ± 1.09 | 4.49 ± 1.33 | 0.480 |