Table 2.
Association of different baseline characteristics with lack of treatment and uncontrolled BP status, findings from univariate logistic regression analyses
| Untreated status (vs. treatment) N = 14,213 | Uncontrolled BP status (vs. control) N = 10,062 | |||
|---|---|---|---|---|
| OR (95% CI) | P-value | OR (95% CI) | P-value | |
| Age category (years) | ||||
| 65–69 | 0.51 (0.39–0.65) | <0.001 | 0.65(0.52–0.81) | <0.001 |
| 70–74 | 1.00 | 1.00 | ||
| 75–79 | 0.89 (0.81–0.97) | 0.01 | 1.16 (1.06–1.28) | 0.001 |
| 80–85 | 0.88 (0.78–0.99) | 0.03 | 1.24 (1.10–1.41) | 0.001 |
| 85 and above | 0.77 (0.63–0.93) | 0.01 | 1.52 (1.25–1.85) | <0.001 |
| Men (vs. women) | 1.62 (1.51–1.75) | <0.001 | 1.38 (1.27–1.50) | <0.001 |
| Racial category | ||||
| White/Caucasian | 1.00 | 1.00 | ||
| Black/African American | 0.40 (0.32–0.49) | <0.001 | 0.68 (0.58–0.80) | <0.001 |
| Hispanic | 0.69 (0.54–0.89) | 0.004 | 0.89 (0.70–1.13) | 0.32 |
| Asian | 1.01 (0.69–1.48) | 0.94 | 1.22 (0.80–1.86) | 0.36 |
| Other | 0.87 (0.54–1.39) | 0.55 | 1.05 (0.64–1.71) | 0.86 |
| Years of education | ||||
| <12 | 1.00 | 1.00 | ||
| 12–15 | 1.13 (1.03–1.23) | 0.01 | 0.93 (0.85–1.02) | 0.13 |
| 16+ | 1.30 (1.19–1.42) | <0.001 | 0.94 (0.85–1.03) | 0.19 |
| Born overseas | 1.24 (1.14–1.35) | <0.001 | 1.21 (1.10–1.33) | <0.001 |
| English first language | 0.99 (0.83–1.18) | 0.94 | 0.78 (0.65–0.95) | 0.01 |
| Current smoker | 1.18 (0.98–1.41) | 0.087 | 0.88 (0.71–1.08) | 0.23 |
| Current drinker | 1.38 (1.26–1.51) | <0.001 | 1.08 (0.99–1.18) | 0.09 |
| Obese (vs. not obese) | 0.49 (0.45–0.53) | <0.001 | 0.92 (0.85–0.99) | 0.04 |
| Physical state | ||||
| Grip strength category | ||||
| Normal | 1.00 | 1.00 | ||
| Intermediate | 0.86 (0.79–0.95) | 0.001 | 1.00 (0.91–1.11) | 0.92 |
| Weak | 0.68 (0.61–0.75) | <0.001 | 0.94 (0.84–1.04) | 0.23 |
| Any walk outside home in past 2 weeks | 1.58 (1.32–1.91) | <0.001 | 1.11 (0.93–1.31) | 0.25 |
| Any difficulty in walking (a distance of 1 mile /1.6 km) | 0.53 (0.48–0.58) | <0.001 | 0.96 (0.87–1.05) | 0.37 |
| Comorbidity/risk factors | ||||
| Family history CVD | 0.80 (0.74–0.86) | <0.001 | 0.98 (0.90–1.06) | 0.63 |
| Hypercholesterolemia | 0.74 (0.69–0.80) | <0.001 | 1.06 (0.98–1.16) | 0.17 |
| Diabetes | 0.37 (0.32–0.43) | <0.001 | 0.92 (0.82–1.03) | 0.16 |
| Reduced renal function (eGFR <60 vs. ≥60 ml/min/1.73 m2) | 0.51 (0.47–0.57) | <0.001 | 0.97 (0.88–1.06) | 0.50 |
| Depression | 0.72 (0.65–0.81) | <0.001 | 0.80 (0.72–0.90) | <0.001 |
| Regular aspirin use | 0.59 (0.52–0.67) | <0.001 | 0.92 (0.82–1.03) | 0.15 |
| Number of antihypertensive drug use | ||||
| None | NA | NA | ||
| One | NA | 1.00 | ||
| Two | NA | 0.88 (0.81–0.96) | 0.004 | |
| Three or more | NA | 0.94 (0.83–1.05) | 0.26 | |
| Australian (vs. US) | 1.55 (1.37–1.75) | <0.001 | 1.59 (1.41–1.78) | <0.001 |
Abbreviations: BP, blood pressure; CI, confidence interval; CVD, cardiovascular disease; NA, not applicable; OR, odds ratio; US, United States.