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Independent predictors of NP using stepwise multiple regression
| Variable | Regression coefficient (SE) | p-value |
|---|---|---|
| Age (each year) | 0.29 (.08) | <.01 |
| BMI (each kg/m2 unit) | 0.27 (.11) | .01 |
| Duration of uninterrupted sleep (each minute) | −0.05 (.01) | <.0001 |
| Time in bed (each minute) | 0.06 (.01) | <.0001 |
| ACE-I/ARB (use vs. non-use) | −2.82 (1.5) | .04 |
Note: BMI= Body mass index, ACE-I/ARB= angiotensin-converting-enzyme inhibitor/angiotensin receptor blocker, SE= standard error
