Table 2.
Prevalence of undocumented CKD by patient, practitioner, and laboratory report characteristics
| Predictor | Subjects with Undocumented CKD N (%) | ||||
|---|---|---|---|---|---|
| Overall | By Sex | By Type of Laboratory Report | |||
| Males | Females | SCr-Only Reporting | Automatic Reporting eGFR | ||
| All subjects | 449 (51.9) | 237 (54.2) | 212 (49.5) | ||
| Males | 159 (44.8) | 86 (43.0) | 73 (47.1) | ||
| Females | 290 (56.9) | 151 (65.7) | 139 (50.9) | ||
| eGFR at inclusion (ml/min per 1.73 m2) | |||||
| 40–59 | 88 (62.4) | 74 (58.8) | 14 (93.3) | 43 (60.6) | 45 (64.3) |
| 30–44 | 318 (55.5) | 77 (38.9) | 241 (63.4) | 172 (59.7) | 146 (51.2) |
| <30 | 43 (25.5) | 8 (22.2) | 35 (30.4) | 22 (28.2) | 21 (28.7) |
| Subject age (yr) | |||||
| <60 | 51 (50.5) | 25 (49.0) | 26 (52.0) | 30 (53.6) | 21 (46.7) |
| 60–75 | 108 (44.4) | 38 (37.2) | 70 (49.7) | 53 (46.5) | 55 (42.6) |
| 75–85 | 180 (56.3) | 65 (49.6) | 115 (60.9) | 91 (55.2) | 89 (57.4) |
| >85 | 110 (54.7) | 31 (43.7) | 79 (60.8) | 63 (61.8) | 47 (47.5) |
| Comorbid conditions | |||||
| No diabetes mellitus | 271 (55.7) | 83 (48.3) | 188 (59.7) | 155 (60.3) | 116 (50.4) |
| Diabetes mellitus | 178 (47.1) | 76 (41.5) | 102 (52.3) | 82 (45.6) | 96 (48.5) |
| No hypertension | 85 (61.6) | 36 (50.0) | 49 (74.2) | 45 (72.6) | 40 (52.6) |
| Hypertension | 364 (50.1) | 123 (43.5) | 241 (54.3) | 192 (562) | 172 (48.9) |
| Practitioner training | |||||
| Nurse practitioner or physician assistant | 59 (57.8) | 16 (53.3) | 43 (59.7) | 38 (71.7) | 21 (42.9) |
| Doctor of medicine or osteopathic medicine | 390 (51.1) | 143 (44.0) | 247 (56.4) | 199 (51.8) | 191 (50.4) |
| Practitioner experience (yr) | |||||
| <20 | 212 (47.2) | 68 (37.8) | 144 (53.5) | 161 (53.3) | 51 (34.7) |
| ≥20 | 237 (57.0) | 91 (52.0) | 146 (60.6) | 76 (56.3) | 161 (57.3) |
SCr, serum creatinine; eGFR, estimated GFR.