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Table 2 Characteristics of patients in registry by stage

From: Development of an electronic health record-based chronic kidney disease registry to promote population health management

N%

CKD Stage

3Ad

3B

4

5

5D

Aggregate

Total

32,962 (54.5)

17,927 (29.6)

5579 (9.2)

1295 (2.1)

2740 (4.5)

60,503

Age, years (+/− S.D.)

73.4 (12.1)

77.3 (12.1)

76.5 (13.6)

69.1 (15.9)

63.6 (14.9)

 

≥80 (%)

32.3

47.1

46. 9

28.7

14.0

 

Female Sex

18,917 (57.4)

10,483 (58.5)

3010 (54.0)

617 (47.6)

1153 (42.1)

34,180 (56.5)

Ethnicity

 White

28,297 (85.9)

15,322 (85.5)

4601 (82.4)

935 (72.2)

1539 (56.2)

50,694 (83.8)

 African-American

1066 (3.2)

709 (4.0)

310 (5.6)

143 (11.0)

590 (21.5)

2818 (4.7)

 Hispanic

999 (3.0)

499 (2.8)

184 (3.3)

52 (4.0)

226 (8.25)

1960 (3.2)

 Othera

2600 (7.9)

1397 (7.8)

484 (8.7)

165 (12.7)

385 (14.1)

5031 (8.3)

Kidney Failure Riskb

 2-year risk > 30%

1 (0)

5 (0.2)

106 (12.7)

69 (69.7)

116 (85.3)

 

 5-year risk > 30%

2 (0)

37 (1.8)

331 (39.6)

96 (97.0)

134 (98.5)

 

Comorbiditiesc

 Diabetes

8173 (24.8)

6331 (35.3)

2368 (42.4)

533 (41.2)

1356 (49.5)

18,761 (31.0)

 HTN

23,717 (72.0)

14,548 (81.2)

4624 (82.9)

993 (76.7)

2158 (78.8)

46,040 (76.1)

 CHF

3988 (12.1)

3968 (22.1)

1733 (31.1)

289 (22.3)

877 (32.0)

10,855 (17.9)

 CVD

8723 (26.5)

6406 (35.7)

2156 (38.6)

370 (28.6)

1100 (40.2)

18,755 (31.0)

 COPD

2736 (8.3)

1916 (10.7)

683 (12.2)

93 (7.2)

269 (9.8)

5697 (9.4)

 Asthma

3472 (10.5)

1757 (9.8)

529 (9.5)

85 (6.6)

247 (9.0)

6090 (10.1)

 Obesity

10,054 (30.5)

5446 (30.4)

1676 (30.0)

303 (23.4)

853 (31.1)

18,332 (30.3)

Payor

 Medicare

23,198 (70.4)

14,446 (80.6)

4303 (77.1)

875 (67.6)

1959 (71.4)

 

 Medicaid

1096 (3.3)

497 (2.8)

206 (3.7)

91 (7.0)

253 (9.2)

 

 Commercial

4190 (12.7)

1337 (7.5)

438 (7.9)

119 (9.2)

183 (6.7)

 

 Other/Unknown

4478 (13.6)

1647 (9.2)

632 (11.3)

210 (16.2)

349 (12.7)

 
  1. Abbreviations: HTN Hypertension, CHF Congestive heart failure, CVD Cardiovascular disease, including coronary artery disease, peripheral vascular disease and stroke, COPD Chronic obstructive pulmonary disease
  2. aOther includes Asian, Native American, Hawaiian/Pacific Islander, Mixed, and Unknown
  3. bBased Tangri et al. Multinational Assessment of Accuracy of Equations for Predicting Risk of Kidney Failure: A Meta-analysis. JAMA 2016. Patients included based on presence of eGFR and urine protein quantification separated by less than or equal to 1 year (total of 5487 patients). Denominators are as follows (3A 2382, 3B 2034, 4836, 5 99, 5D 136)
  4. cComorbidities identified using ICD-10 codes as well as problem list documentation in the EHR
  5. dIncludes patients with proteinuria of > 300 mg/g creatinine but with normal eGFR