Table 3 Hazard ratio (HRs) (95% CI) for clinical outcomes (ESRD, 40% eGFR decline or death) per 10 mmHg increase in LNSBP in elderly CKD patients.

From: Lowest nocturnal systolic blood pressure is related to heavy proteinuria and outcomes in elderly patients with chronic kidney disease

ABPM

CKD progression or death

CKD progression (death as censored data)

HR

95%CI

P value

HR

95% CI

P value

Continuous

LNSBP (per 10 mmHg)

1.18

(1.06, 1.32)

0.002

1.24

(1.08, 1.41)

0.002

Tertiles (mmHg)

≤ 102 

Reference

Reference

102–120 

1.07

(0.50, 2.29)

0.867

1.10

(0.44, 2.72)

0.843

≥ 120 

2.36

(1.23, 4.54)

0.010

2.74

(1.23, 6.09)

0.013

  1. Model adjusted for age, gender, smoking status, medical history of hypertension and diabetes, estimated GFR, 24 h proteinuria, etiology of CKD.
  2. LNSBP the lowest nocturnal systolic blood pressure.
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