Table 2
Comparison of right ventricular parameters by echocardio­graphy between two groups

Parameter	Control group	Monocrotaline group	P-value
RA diatolic area (cm2)	0.37±0.05	0.72±0.10	0.005
RA systolic area (cm2)	0.25±0.03	0.50±0.15	0.044
Fractional area change (%)	31.65±5.15	30.95±13.16	0.935
TV E (cm/sec)	79.22±33.40	82.42±16.96	0.889
TV A (cm/sec)	66.00±13.33	73.52±13.20	0.525
TV E/A	1.17±0.34	1.13±0.21	0.893
RV EF (%)	73.1±2.4	54.2±1.8	0.001
RV FS (%)	43.2±3.2	28.3±1.7	0.024
RV e’ (cm/sec)	6.33±1.01	3.77±1.02	0.036
RV a’ (cm/sec)	5.25±1.94	4.80±0.35	0.710
RV s’(cm/sec)	5.32 ±1.46	3.15±0.79	0.047
PV ET (msec)	60.8±5.7	106.6±5.7	<0.001
TAPSE (mm)	2.83±0.34	1.26±0.22	0.002
Tei index	0.54±0.07	0.50±0.15	0.706

RA, right atrium; FAC, fractional area change, TV, tricuspid valve; E, early diastolic velocity; A, late atrial peak velocity; RV, right ventricle; EF, ejection fraction; FS, shortening fraction; e', early diastolic myocardial velocity; a', late diastolic myocardial velocity; s', systolic myocardial velocity; PV ET, pulmonic valve ejection time; TAPSE, tricuspid annular plane systolic excursion.