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Table 2 Baseline characteristics of study patients by intervention and control group

From: How to improve drug dosing for patients with renal impairment in primary care - a cluster-randomized controlled trial

Variable

Intervention group (N = 198 patients)

Control group (N = 206 patients)

GEE model p value

Male [N] (%)

81 (40.9)

63 (30.6)

0.033

Age [years] mean (SD)

81.4 (5.6)

79.5 (8.7)

0.005

Weight [kg] mean (SD)

70.6 (12.5)

71.8 (14.1)

0.376

Serum creatinine [mg/dl] mean (SD)

1.47 (0.44)

1.52 (0.55)

0.348

Estimated creatinine clearance [ml/min] mean (SD)

38.8 (7.8)

39.0 (8.2)

0.733

Diagnosed hypertension [N] (%)

97 (49.0)

96 (46.6)

0.775

Prescriptions per patient mean (SD)

6.7 (3.0)

7.1 (3.1)

0.318

Prescriptions per patient requiring dose reduction mean (SD)

1.4 (0.9)

1.5 (1.1)

0.124

  1. SD = standard deviation.