Table IV.

Plasma arginine, ADMA and SDMA concentrations in the study groups (I: group with essential hypertension with left ventricular diastolic dysfunction, II: group with essential hypertension without left ventricular diastolic dysfunction)

Parameter	Group I (n = 57)	Group II (n = 49)	Value of p
ADMA [µmol/l]	0.95 ±0.26	0.66 ±0.23	< 0.001
SDMA [µmol/l]	0.80 ±0.48	0.85 ±0.47	NS
Arginine [µmol/l]	22.74 ±10.43	25.77 ±8.51	NS
Arginine/ADMA	25.90 ±15.44	50.17 ±37.12	< 0.01
Arginine/SDMA	40.37 ±30.87	66.19 ±51.79	NS

ADMA – Plasma asymmetric dimethylarginine concentration, SDMA – plasma symmetric dimethylarginine concentration.