Table 1 Baseline characteristics for SPYRAL HTN ON-MED patients prescribed ≥ 3 antihypertensive drugs at 36 months

From: Long-term reduction in morning and nighttime blood pressure after renal denervation: 36-month results from SPYRAL HTN-ON MED trial

Patient demographics

RDN

CONTROL

P VALUE

Age (years)

55.1 ± 8.8 (23)

51.0 ± 10.2 (23)

0.1456

Female

4.3% (1/23)

17.4% (4/23)

0.3463

Male

95.7% (22/23)

82.6% (19/23)

0.3463

Race

   

White

39.1% (9/23)

34.8% (8/23)

1.0000

Black or African American

8.7% (2/23)

17.4% (4/23)

0.6652

BMI (kg/m2)

32.3 ± 5.4 (23)

33.8 ± 4.5 (23)

0.3258

Estimated glomerular filtration rate (ml/min/1·73 m²)

80.1 ± 15.1 (23)

81.0 ± 19.1 (23)

0.8605

Type 2 Diabetes

8.7% (2/23)

30.4% (7/23)

0.1346

Current Smoker

21.7% (5/23)

26.1% (6/23)

1.0000

History of Sleep Apnea

17.4% (4/23)

39.1% (9/23)

0.1894

History of Coronary Artery Disease

0.0% (0/23)

4.3% (1/23)

1.0000

History of Peripheral Artery Disease

0.0% (0/23)

0.0% (0/23)

NA

History of Stroke

0.0% (0/23)

0.0% (0/23)

NA

Blood Pressure

   

Office systolic blood pressure

166.0 ± 5.9 (23)

162.1 ± 7.5 (23)

0.0595

Office diastolic blood pressure

99.6 ± 7.1 (23)

102.0 ± 7.4 (23)

0.2831

Mean 24 h systolic blood pressure

151.8 ± 6.1 (23)

152.4 ± 6.9 (22)

0.7512

Mean 24 h diastolic blood pressure

96.7 ± 7.4 (23)

98.9 ± 7.1 (22)

0.3296

Morning systolic blood pressure

156.6 ± 13.7 (23)

155.0 ± 16.9 (22)

0.7342

Morning diastolic blood pressure

102.4 ± 10.9 (23)

102.0 ± 14.7 (22)

0.9082

Nighttime systolic blood pressure

141.7 ± 13.8 (23)

142.8 ± 9.2 (22)

0.7457

Nighttime diastolic blood pressure

89.1 ± 14.1 (23)

91.4 ± 9.4 (22)

0.5368

  1. P values from exact binomial tests for categorical data or t-tests for continuous data