Table II

The demographic data of samples at baseline

ControlExperimental
n (%) (n=26)n (%) (n=26)p-value
Gender
Male6 (23.1)5 (19.2)0.734
Female20 (76.9)21 (80.8) 
Age (yrs)
Mean ± SD52.5 ± 5.254.2 ± 4.80.239
Educational level
Primary level17 (65.4)12 (46.2)0.163
Secondary and over level9 (34.6)14 (53.8) 
Duration of hypertension history (yrs)7.2 ± 4.95.9 ± 4.00.346

Note:p-value from χ2-test for two groups and independent t-test for age and duration of hypertension

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