Table 2.

Events at follow-up in patients grouped according to concordance and discordance between estimated glomerular filtration rate based on the Berlin Initiative Study-1 equation with respect to the CKD-EPI equation.

CriterionTotalCKD-EPI and BIS-1 > 60aBIS-1 <60 but CKD-EPI >60CKD-EPI and BIS-1 <60
Patients, n (%)7787 (100%)3448 (44.8%)1573 (20.2%)2766 (35.5%)
Death, n (%)*883 (11.3%)261 (7.6%)142 (9%)480 (17%)
Unadjusted HR (95% CI)11.20 (0.98–1.47)2.35 (2.02–2.74)
p-value0.08<0.0001
Adjusted HRb (95% CI)11.13 (0.92–1.39)2.01 (1.72–2.35)
p-value0.134<0.0001
Death or CV hospitalization (%)*2200 (28.3%)724 (21.0%)428 (27%)1048 (38%)
Unadjusted HR (95% CI)11.35 (1.20–1.53)2.01 (1.82–2.20)
p-value<0.0001<0.0001
Adjusted HRb (95% CI)11.26 (1.11–1.42)1.69 (1.53–1.86)
p-value<0.0001<0.0001
Death or all-cause hospitalization (%)*3761 (48.3%)1432 (41.5%)744 (47%)1585 (57%)
Unadjusted HR (95% CI)11.18 (1.08–1.30)1.58 (1.47–1.69)
p-value<0.0001<0.0001
Adjusted HRb (95% CI)11.12 (1.03–1.22)1.40 (1.33–1.53)
p-value0.012<0.0001
CriterionTotalCKD-EPI and BIS-1 > 60aBIS-1 <60 but CKD-EPI >60CKD-EPI and BIS-1 <60
Patients, n (%)7787 (100%)3448 (44.8%)1573 (20.2%)2766 (35.5%)
Death, n (%)*883 (11.3%)261 (7.6%)142 (9%)480 (17%)
Unadjusted HR (95% CI)11.20 (0.98–1.47)2.35 (2.02–2.74)
p-value0.08<0.0001
Adjusted HRb (95% CI)11.13 (0.92–1.39)2.01 (1.72–2.35)
p-value0.134<0.0001
Death or CV hospitalization (%)*2200 (28.3%)724 (21.0%)428 (27%)1048 (38%)
Unadjusted HR (95% CI)11.35 (1.20–1.53)2.01 (1.82–2.20)
p-value<0.0001<0.0001
Adjusted HRb (95% CI)11.26 (1.11–1.42)1.69 (1.53–1.86)
p-value<0.0001<0.0001
Death or all-cause hospitalization (%)*3761 (48.3%)1432 (41.5%)744 (47%)1585 (57%)
Unadjusted HR (95% CI)11.18 (1.08–1.30)1.58 (1.47–1.69)
p-value<0.0001<0.0001
Adjusted HRb (95% CI)11.12 (1.03–1.22)1.40 (1.33–1.53)
p-value0.012<0.0001

BIS-1: Berlin Initiative Study-1; CV: cardiovascular; HR: hazard ratio; CI: confidence interval.

*

p < 0.0001.

a

Reference group for adjusted HRs: CKD-EPI and BIS-1 >60 mL/min/1.73 m2.

b

Adjusted for gender, prior myocardial infarction, heart failure, peripheral artery disease/stroke, diabetes and persistent/permanent atrial fibrillation.

Table 2.

Events at follow-up in patients grouped according to concordance and discordance between estimated glomerular filtration rate based on the Berlin Initiative Study-1 equation with respect to the CKD-EPI equation.

CriterionTotalCKD-EPI and BIS-1 > 60aBIS-1 <60 but CKD-EPI >60CKD-EPI and BIS-1 <60
Patients, n (%)7787 (100%)3448 (44.8%)1573 (20.2%)2766 (35.5%)
Death, n (%)*883 (11.3%)261 (7.6%)142 (9%)480 (17%)
Unadjusted HR (95% CI)11.20 (0.98–1.47)2.35 (2.02–2.74)
p-value0.08<0.0001
Adjusted HRb (95% CI)11.13 (0.92–1.39)2.01 (1.72–2.35)
p-value0.134<0.0001
Death or CV hospitalization (%)*2200 (28.3%)724 (21.0%)428 (27%)1048 (38%)
Unadjusted HR (95% CI)11.35 (1.20–1.53)2.01 (1.82–2.20)
p-value<0.0001<0.0001
Adjusted HRb (95% CI)11.26 (1.11–1.42)1.69 (1.53–1.86)
p-value<0.0001<0.0001
Death or all-cause hospitalization (%)*3761 (48.3%)1432 (41.5%)744 (47%)1585 (57%)
Unadjusted HR (95% CI)11.18 (1.08–1.30)1.58 (1.47–1.69)
p-value<0.0001<0.0001
Adjusted HRb (95% CI)11.12 (1.03–1.22)1.40 (1.33–1.53)
p-value0.012<0.0001
CriterionTotalCKD-EPI and BIS-1 > 60aBIS-1 <60 but CKD-EPI >60CKD-EPI and BIS-1 <60
Patients, n (%)7787 (100%)3448 (44.8%)1573 (20.2%)2766 (35.5%)
Death, n (%)*883 (11.3%)261 (7.6%)142 (9%)480 (17%)
Unadjusted HR (95% CI)11.20 (0.98–1.47)2.35 (2.02–2.74)
p-value0.08<0.0001
Adjusted HRb (95% CI)11.13 (0.92–1.39)2.01 (1.72–2.35)
p-value0.134<0.0001
Death or CV hospitalization (%)*2200 (28.3%)724 (21.0%)428 (27%)1048 (38%)
Unadjusted HR (95% CI)11.35 (1.20–1.53)2.01 (1.82–2.20)
p-value<0.0001<0.0001
Adjusted HRb (95% CI)11.26 (1.11–1.42)1.69 (1.53–1.86)
p-value<0.0001<0.0001
Death or all-cause hospitalization (%)*3761 (48.3%)1432 (41.5%)744 (47%)1585 (57%)
Unadjusted HR (95% CI)11.18 (1.08–1.30)1.58 (1.47–1.69)
p-value<0.0001<0.0001
Adjusted HRb (95% CI)11.12 (1.03–1.22)1.40 (1.33–1.53)
p-value0.012<0.0001

BIS-1: Berlin Initiative Study-1; CV: cardiovascular; HR: hazard ratio; CI: confidence interval.

*

p < 0.0001.

a

Reference group for adjusted HRs: CKD-EPI and BIS-1 >60 mL/min/1.73 m2.

b

Adjusted for gender, prior myocardial infarction, heart failure, peripheral artery disease/stroke, diabetes and persistent/permanent atrial fibrillation.

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