Table 4.

Spearman rank correlation and Pearson's correlation coefficient studies of the biochemical parameters studied in hypertensive volunteers.

Variables (n = 323)	r s	p value
Superoxide dismutase-catalase	0.2114	<0.001∗
Urea-creatinine	0.3699	<0.001∗
Glutathione-ferritin	−0.1627	0.0034∗
Malondialdehyde-glutathione	−0.3965	<0.001∗
Malondialdehyde-ferritin	0.1884	<0.001∗
Nitric oxide-glutathione	0.3904	<0.001∗
Nitric oxide-malondialdehyde	−0.3532	<0.001∗
Superoxide dismutase-nitric oxide	0.3257	<0.001∗
Superoxide dismutase-malondialdehyde	−0.3388	<0.001∗
Superoxide dismutase-glutathione	0.3223	<0.001∗
Superoxide dismutase-ferritin	−0.1303	0.0190∗
Catalase-glutathione	0.3156	<0.001∗
Catalase-malondialdehyde	−0.3949	<0.001∗
Catalase-nitric oxide	0.3637	<0.001∗
Urea-hs-CRP	0.1290	0.0204∗
hs-CRP-diastolic blood pressure	0.1654	0.0029∗
Superoxide dismutase-systolic blood pressure	−0.0948	0.0891
Catalase-systolic blood pressure	−0.0141	0.8006
Nitric oxide-systolic blood pressure	−0.1158	0.0376∗
Glutathione-systolic blood pressure	−0.0760	0.1729
Malondialdehyde-systolic blood pressure	0.0171	0.7600
	r	p value
BMI-weight	0.8643	<0.001∗
BMI-systolic blood pressure	0.1440	0.0094∗
Systolic blood pressure-HCO3−	−0.1132	0.0429∗
Systolic-diastolic blood pressure	0.5776	<0.001∗

^∗Significant probability (p < 0.05).