Table 4.
Distribution of blood pressure according to nutrition knowledge score.
| Nutrition knowledge score (quintile) Mean (SD) |
|||||||
|---|---|---|---|---|---|---|---|
| Food Group | Lowest (≤ 55) n = 175 (21.1%) |
Second (56–64) n = 160 (19.3%) |
Third (65–71) n = 160 (19.3%) |
Fourth (72–79) n = 182 (22%) |
Highest (80 +) n = 151 (18.2%) |
p trendb | p trendc |
| Mean SBP (SD) | 120.6 (15.5) | 121.1 (13.2) | 120.5 (15.4) | 122.9 (14.8) | 118.4 (14.2) | 0.098 | 0.337 |
| Mean DBP (SD) | 75.3 (10.3) | 75.1 (9.2) | 74.4 (9.5) | 75.3 (10.1) | 73.2 (8.0) | 0.240 | 0.114 |
| Hypertensivea, n (%) | 29 (27.4) | 17 (16) | 20 (18.9) | 28 (26.4) | 12 (11.3) | 0.129 | 0.141 |
Abbreviations: SBP, systolic blood pressure; DBP, diastolic blood pressure.
a
Hypertension defined on blood pressure ≥ 140/≥ 90 mm Hg.
b
p for trend unadjusted.
c
p for trend adjusted for age, gender and energy intake.