| Variables | Systolic BP (mmHg) | Diastolic BP (mmHg) | ||||||||||||||||||||
| <140 | ≥140 | t | P-value | <90 | ≥90 | t | P-value | |||||||||||||||
| n | % | Mean | ± sd | n | % | Mean | ± sd | n | % | Mean | ± sd | n | % | Mean | ± sd | |||||||
|
|
| Unstratified frequency of MESI | ||||||||||||||||||||
| Age (yrs.) | <40 | 28 | 43.8 | 10.9 | 3.8 | 11 | 35.5 | 10.6 | 4.2 | 0.21 | 0.42 | 24 | 44.4 | 10.4 | 3.7 | 15 | 36.6 | 11.4 | 4.1 | −0.77 | 0.78 | |
| ≥40 | 36 | 56.2 | 9.1 | 4.8 | 20 | 64.5 | 8.5 | 4.2 | 0.49 | 0.31 | 30 | 55.6 | 9.2 | 4.6 | 26 | 63.4 | 8.5 | 4.6 | 0.57 | 0.29 | ||
| t (P-value) | 1.67 (0.049) | 1.33 (0.10) | - | 1.06 (0.15) | 2.08 (0.02) | - | ||||||||||||||||
| BMI (kg/m2) | 18.5 - 24.9 | 22 | 34.4 | 9.6 | 3.9 | 7 | 22.6 | 9.0 | 6.5 | 0.23 | 0.41 | 22 | 40.7 | 9.4 | 4.3 | 7 | 17.1 | 9.8 | 5.5 | −0.18 | 0.43 | |
| 25.0 - 29.9 | 28 | 43.7 | 9.7 | 4.7 | 11 | 35.5 | 8.8 | 3.2 | 0.69 | 0.25 | 19 | 35.2 | 9.8 | 3.6 | 20 | 48.8 | 9.1 | 4.9 | 0.51 | 0.31 | ||
| ≥30 | 14 | 21.9 | 10.5 | 5.0 | 13 | 41.9 | 9.8 | 4.0 | 0.40 | 0.35 | 13 | 24.1 | 10.2 | 5.1 | 14 | 34.1 | 10.1 | 3.9 | 0.06 | 0.48 | ||
| F (P-value) | 0.19 (0.83) | 0.15 (0.86) | - | 0.15 (0.86) | 0.18 (0.83) | - | ||||||||||||||||
| Social habits | Smoking | Never | 51 | 79.7 | 9.9 | 4.4 | 23 | 74.2 | 10.0 | 3.7 | 0.10 | 0.46 | 41 | 83.3 | 9.6 | 4.1 | 33 | 80.5 | 10.2 | 4.4 | −0.60 | 0.27 |
| Ever | 13 | 20.3 | 9.8 | 4.6 | 8 | 25.8 | 7.2 | 5.3 | 1.15 | 0.14 | 13 | 16.7 | 10.1 | 4.9 | 8 | 19.5 | 6.7 | 4.5 | 1.62 | 0.06 | ||
| t-test (P-value) | 0.07 (0.47) | 1.38 (0.10) | - | −0.33 (0.37) | 1.98 (0.04) | - | ||||||||||||||||
| Alcohol intake | Never | 28 | 43.8 | 10.1 | 4.6 | 8 | 25.8 | 9.5 | 4.6 | 0.33 | 0.39 | 24 | 44.4 | 9.8 | 4.8 | 12 | 29.3 | 10.3 | 4.0 | −0.33 | 0.37 | |
| Ever | 36 | 56.2 | 9.7 | 4.4 | 23 | 74.2 | 9.2 | 4.3 | 0.43 | 0.33 | 30 | 55.6 | 9.7 | 3.8 | 29 | 70.7 | 9.3 | 4.9 | 0.35 | 0.36 | ||
| t-test (P-value) | 0.35 (0.36) | 0.17 (0.43) | - | 0.08 (0.47) | 0.68 (0.25) | - | ||||||||||||||||
| Smoke and drink | Never | 26 | 70.3 | 9.8 | 4.3 | 7 | 50.0 | 9.7 | 4.9 | 0.05 | 0.48 | 22 | 66.7 | 9.4 | 4.5 | 11 | 61.1 | 10.5 | 4.2 | −0.69 | 0.25 | |
| Ever | 11 | 29.7 | 9.0 | 3.8 | 7 | 50.0 | 7.0 | 5.8 | 0.81 | 0.22 | 11 | 33.3 | 9.4 | 4.2 | 7 | 38.9 | 6.5 | 4.8 | 1.31 | 0.11 | ||
| t-test (P-value) | 0.56 (0.29) | 0.94 (0.18) |
| 0.00 (0.50) | 1.81 (0.048) |
| ||||||||||||||||
| Use herbal tea | Never | 46 | 71.9 | 9.9 | 4.3 | 19 | 61.3 | 9.6 | 3.5 | 0.29 | 0.39 | 40 | 74.1 | 9.7 | 4.0 | 25 | 61.0 | 10.1 | 4.2 | −0.38 | 0.35 | |
| Ever | 18 | 28.1 | 9.6 | 4.9 | 12 | 38.7 | 8.8 | 5.4 | 0.41 | 0.34 | 14 | 25.9 | 10.0 | 4.9 | 16 | 39.0 | 8.6 | 5.2 | 0.76 | 0.23 | ||
| t-test (P-value) | 0.23 (0.41) | 0.46 (0.33) | - | −0.21 (0.42) | 0.97 (0.17) | - | ||||||||||||||||