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Table 1 Baseline Characteristics

From: Improving proteinuria screening with mailed smartphone urinalysis testing in previously unscreened patients with hypertension: a randomized controlled trial

  Intervention (n = 499) Control (n = 500)
Agea 51.0 (12.1) 49.5 (11.5)
White 468 (93.8) 469 (93.8)
Female 201 (40.3) 203 (40.6)
Ischemic heart disease 29 (5.8) 19 (3.8)
Cerebrovascular disease 19 (3.8) 17 (3.4)
On BP medications 346 (69.3) 353 (70.6)
BMI, kg/m2 34.5 (9.0) 34.9 (8.1)
SBP, mmHg 139.5 (14.2) 140.1 (13.9)
DBP, mmHg 86.3 (9.6) 86.0 (8.7)
eGFR, ml/min/1.73m2   
≥ 60 397 (79.6) 405 (81.0)
15–60 13 (2.6) 9 (1.8)
Missing 89 (17.8) 86 (17.2)
  1. Values for categorical variables are given as count (proportion); values for continuous variables are given as mean (SD)
  2. Abbreviations: BP Blood pressure, BMI Body mass index, SBP Systolic blood pressure, DBP Diastolic blood pressure, eGFR Estimated glomerular filtration rate