Parameters Frequency(%) χ2 P-Value
Haematocrit Levels
Mild Moderate Severe
Raised JVP 1(11.11) 4(10.00) 8(72.73) 0.866 0.649
Displaced apex 6(66.67) 28(70.00) 8(72.73) 2.044 0.36
Active precordium 5(55.56) 15(37.5) 6(54.55) 3.922 0.141
Loud P2 6(66.67) 35(87.50) 9(81.81) 3.97 0.1373
Leg oedema 0(0) 1(2.50) 3(27.27) 9.216 0.01*
RV heave 1(11.11) 2(5.00) 4(36.36) 8.238 0.016*
↑CTR>0.5 4(44.44) 37(92.5) 11(100.00) 22.67 0.00001*
*Statistically significant (the degree of freedom = 2), RV heave = Right ventricular heave (Left parasternal heave).
↑CTR = increased cardiothoracic ratio.
Table 5: Clinical parameters in sickle cell patients compared with the degree of anaemia.