Table 2: Plasma GDF-15 levels in different grades of PH in PAH-CHD group.
GDF-15 (nmol/ml) |
Grades of PH |
p |
||
Mild (n = 20) |
Moderate (n =14) |
Severe (n =16) |
||
Mean ± SD. |
0.4 ± 0.1 |
0.7 ± 0.3 |
1.1 ± 0.1 |
|
Post –Hoc analysis |
Mild vs moderate |
Mild vs severe |
Moderate vs severe |
|
p1=0.02* |
p2=0.002* |
p3=0.001* |
p: p value for association between different grades of PH.
p1: p value for comparison between mild and moderate PH.
p2: p value for comparison between mild and severe PH.
p3: p value for comparison between moderate and severe PH.
*means significant, GDF: growth differentiation factor, PH: pulmonary hypertension