Correlation of cardiac troponin T levels with inotrope requirement, hypoxic-ischemic encephalopathy, and survival in asphyxiated neonates

Table 1 Cardiac troponin T levels in perinatally asphyxiated neonates

cTnT levels (ng/mL)	n (%)	Median	IQR
Normal	16 (28.1)	0.084	0.052-0.114
Elevated	41 (71.9)	0.285	0.211-0.422

cTnT: Cardiac troponin T.

Table 2 Correlation of cardiac troponin T levels with echocardiograph findings (n = 57)

Echocardiograph findings	n (%)	cTnT levels (ng/mL); median (IQR)
Normal	31 (54.4)	0.193 (0.085-0.282)
TR	8 (14.03)	0.223 (0.199-0.266)
PAH with TR	16 (28.07)	0.405 (0.228-0.557)
MR + Global hypokinesia	2 (3.5)	1.99, 0.6511

¹Exact values mentioned.

TR: Tricuspid regurgitation; PAH: Pulmonary artery hypertension; MR: Mitral regurgitation; cTnT: Cardiac troponin T.

Table 3 Correlation of cardiac troponin T levels with inotrope requirement (n = 57)

Inotrope use	n (%)	cTnT levels (ng/mL); median (IQR)
Inotrope not required	38 (66.6)	0.192 (0.087-0.272)
Inotrope required	19 (33.4)	0.394 (0.269-0.543)

cTnT: Cardiac troponin T.

Table 4 Correlation of cardiac troponin T levels with stages of hypoxic ischemic encephalopathy (n = 53)

HIE stages	n (%)	cTnT levels (ng/mL); median (IQR)
Stage 1	7 (13.2)	0.086 (0.047-0.271)
Stage 2	37 (69.8)	0.255 (0.133-0.349)
Stage 3	9 (17.0)	0.394 (0.239-0.758)

cTnT: Cardiac troponin T; HIE: Hypoxic-ischemic encephalopathy.

Table 5 Correlation of cardiac troponin T levels with survival (n = 57)

	n (%)	cTnT levels (ng/mL); median (IQR)
Survived	51 (89.5)	0.210 (0.122-0.316)
Succumbed	6 (10.5)	0.597 (0.356-1.146)

cTnT: Cardiac troponin T.