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Table 4 Distribution of sub-scores for knowledge of CVD (N = 212)

From: Hypertensive patients’ knowledge of cardiovascular disease in Calabar, Nigeria

Variable Frequency Percentage
Dietary knowledge   
 Unsatisfactory (< 3) 169 79.7
 Satisfactory (≥ 3) 37 20.3
 Total 212 100
 Mean ± SD (range) 1.58 ± 1.1 (0-4)
Basic Epidemiology   
 Unsatisfactory (< 2) 173 81.6
 Satisfactory (≥ 2) 39 18.4
Total 212 100
Mean ± SD (range) 1.68 ± 1.0 (0-4)
Medical knowledge   
 Unsatisfactory (< 3) 103 48.6
 Satisfactory (≥ 3) 109 51.4
 Total 212 100
 Mean ± SD (range) 3.36 ± 1.5 (0-6)
Knowledge of Risk factors   
 Unsatisfactory (< 5) 137 64.6
 Satisfactory (≥ 5) 75 35.4
 Total 212 100
 Mean ± SD (range) 4.10 ± 1.7 (0-8)
Knowledge of Symptoms   
 Unsatisfactory (< 2) 160 75.5
 Satisfactory (≥ 2) 52 24.5
 Total 212 100
 Mean ± SD (range) 1.28 ± 1.3 (0-4)
Total knowledge score %   
 Unsatisfactory (< 60.0%) 144 67.9
 Satisfactory (≥ 60.0%) 68 32.1
 Total 212 100
 Mean % ± SD (range) 42.85 ± 11.4 (14.3-67.9)