Sodium Intake, Dietary Knowledge, and Illness Perceptions of Controlled and Uncontrolled Rural Hypertensive Patients

Table 1

Demographic characteristic of controlled¹ and uncontrolled² hypertensive patients.

Variable	Controlled; (𝑁=433); Mean ± sd	Uncontrolled (𝑁=238); Mean ± sd	𝑃 value
Age	50.2±6.6	50.9±6.4	𝑃=0.6
Diseases duration	5.9±4.0	5.5±3.2	𝑃=0.2
BMI	29.2±4.1	30.1±5.0	𝑃=0.04
Systolic blood pressure	133.3±7.5	153.5±5.1	𝑃<0.001
Diastolic blood pressure	84.1±5.4	91.1±5.5	𝑃<0.001
	𝑁 (%)	𝑁 (%)
Literature level
Primary school	335 (77.4%)	173 (73.1%)	𝑃=0.3
Mid school	89 (20.6%)	58 (23.5%)
High school	9 (2.1%)	8 (3.4%)
Income
Up to 4 million; rial	192 (44.3%)	91 (38.2%)	𝑃=0.2
4–6 million rial	174 (40.2%)	110 (46.2%)
More than 6; million rial	67 (15.5%)	37 (15.5%)
Gender
Male	95 (21.9%)	74 (31.1%)	𝑃=0.01
Female	338 (78.1%)	164 (68.9%)
Family history
Yes	215 (49.7%)	116 (48.7%)	𝑃=0.8
No	218 (50.3%)	122 (51.3%)

1Controlled hypertensive patients: SBP<140 mmHg and DBP<90 mmHg.
2Uncontrolled hypertensive patients: SBP≥140 mmHg and DBP≥90 mmHg.