Table 1.
Characteristics of stage 3 and stage 4 CKD patients and association with nephrology co-management
| Patient characteristics | Total (N = 3118) | Nephrology co-management (n = 341) | Solo PCP management (n = 2777) | p value |
|---|---|---|---|---|
| Age, mean (SD) | 74 (12) | 69 (13) | 74 (12) | P <0.0001 |
| Male gender, N (%) | 1108 (36 %) | 155 (46 %) | 953 (34 %) | P <0.0001 |
| Race/Ethnicity, N (%) | P <0.0001 | |||
| White | 2060 (67 %) | 177 (53 %) | 1883 (69 %) | |
| Black | 716 (23 %) | 108 (32 %) | 608 (22 %) | |
| Hispanic | 253 (8 %) | 45 (13 %) | 208 (8 %) | |
| Asian | 46 (2 %) | 7 (2 %) | 39 (1 %) | |
| Serum Creatinine, mean (SD) | 1.46 (0.8) | 2.28 (1.3) | 1.36 (0.6) | P <0.0001 |
| eGFR (average of 2 values), mean (SD) | 46.0 (9.89) | 35.6 (11.1) | 47.3 (8.92) | P <0.0001 |
| CKD Stage, N (%) (based on average of 2 values) | ||||
| 3a (eGFR 45–59 mL/min/1.73 m2) | 1929 (62 %) | 80 (23 %) | 1849 (67 %) | |
| 3b (eGFR 30–44 mL/min/1.73 m2) | 926 (30 %) | 144 (42 %) | 782 (28 %) | |
| 4 (eGFR 15–29 mL/min/1.73 m2) | 255 (8 %) | 117 (34 %) | 138 (5 %) | |
| Serum Hematocrit, mean (SD) | 37.2 (4.6) | 35.6 (4.9) | 37.4 (4.6) | P <0.0001 |
| Diabetes on problem list, N (%) | 851 (27 %) | 143 (42 %) | 708 (26 %) | P <0.0001 |
| Hypertension on problem list, N (%) | 2099 (67 %) | 254 (75 %) | 1845 (66 %) | P = 0.003 |
| Tobacco Use, N (%) | P = 0.02 | |||
| Current | 179 (8 %) | 33 (12 %) | 146 (7 %) | |
| Former | 960 (41 %) | 107 (38 %) | 853 (41 %) | |
| Never | 1224 (52 %) | 143 (51 %) | 1081 (52 %) | |
| Insurance status, N (%) | P = 0.002 | |||
| Public | 2391 (77 %) | 252 (74 %) | 2139 (77 %) | |
| Private | 620 (20 %) | 66 (19 %) | 554 (20 %) | |
| Self Pay | 107 (4 %) | 23 (7 %) | 84 (3 %) | |
| PCP visits yearly, mean (SD) | 4.0 (2.9) | 5.0 (3.6) | 3.9 (2.8) | P <0.0001 |
| Nephrology visits yearly, mean (SD) | N/A | 2.3 (1.5) | N/A | N/A |