Table 3.
Association of blood pressure with estimated 24 hour urinary Na+, K+, and Na+: K+ ratio in systemic lupus erythematosus (SLE) patients.
| SLE (n = 178) | |||
|---|---|---|---|
| β (95% CI) p value | Adjusted β (95% CI) p valuea | ||
| Systolic blood pressure | Na+ (grams) | 0.29 (−1.10 – 1.67) p = 0.69 | 0.56 (−0.74 – 1.86) p = 0.40 |
| K+ (grams) | −1.80 (−5.31 – 1.73) p = 0.32 | −2.31 (−5.63 – 1.02) p = 0.17 | |
| Na:K+ | 2.42 (−1.28 – 6.13) p = 0.20 | 4.01 (0.57 – 7.46) p = 0.02 | |
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|
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| Diastolic blood pressure | Na+ (grams) | 0.58 (−0.46 – 1.62) p = 0.28 | 0.75 (−0.28 – 1.78) p = 0.15 |
| K+ (grams) | −1.83 (−4.48 – 0.82) p = 0.17 | −1.84 (−4.48 – 0.80) p = 0.17 | |
| Na:K+ | 3.73 (0.98 – 6.48) p = 0.008 | 4.41 (1.71 – 7.11) p = 0.002 | |
a
Linear regression, adjusted for age, sex, and race