Table V.

Plasma arginine, ADMA and SDMA concentrations in the study subgroups (IA: subgroup with essential hypertension with impaired left ventricular relaxation, IB: subgroup with essential hypertension with pseudonormalisation of left ventricular filling, IC: subgroup with essential hypertension with restrictive filling pattern, II: group with essential hypertension without left ventricular diastolic dysfunction).

Parameter	Subgroup IA (n = 36)	Subgroup IB (n = 17)	Subgroup IC (n = 4)	Group II (n = 49)	Value of p
ADMA [µmol/l]	0.93 ±0.23	0.95 ±0.25	1.19 ±0.46	0.66 ±0.23	IA–II: p < 0.01 IB–II: p < 0.001 IC–II: p < 0.001 IA–IC: p < 0.05
SDMA [µmol/l]	0.81 ±0.45	0.82 ±0.56	0.78 ±0.47	0.85 ±0.47	NS
Arginine [µmol/l]	23.01 ±10.78	22.19 ±9.64	21.89 ±6.31	25.77 ±8.51	IC–II: p < 0.05
Arginine/ADMA	26.06 ±17.14	25.77 ±8.51	21.22 ±3.76	50.17 ±37.12	IA–II: p < 0.01 IB–II: p < 0.01 IC–II: p < 0.001
Arginine/SDMA	38.19 ±26.33	47.81 ±40.46	38.28 ±17.41	66.19 ±51.79	NS

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