Table 1. Demographic and clinical characteristics of all patients and patients with a baseline eGFR <60 and ⩾60 mL/min/1.73 m2.
| Characteristics | All patients (n = 336) | Patients with baseline eGFR <60 mL/min/1.73 m2 (n = 61) | Patients with baseline eGFR ⩾60 mL/min/1.73 m2 (n = 275) | p |
|---|---|---|---|---|
| Age (years) | 55.0±16.0 | 69.9±12.9 | 51.7±14.7 | <0.001 |
| Gender, male | 192 (57.1) | 29 (47.5) | 163 (59.3) | 0.115 |
| Diabetes mellitus | 63 (18.8) | 23 (37.7) | 40 (14.5) | <0.001 |
| Hypertension | 120 (35.7) | 42 (68.9) | 78 (28.4) | <0.001 |
| Systolic blood pressure (mmHg)1 | 122.4± 18.3 | 127.9±23.2 (n = 59) | 121.0±16.6 (n = 234) | 0.028 |
| Diastolic blood pressure (mmHg)1 | 74.0± 10.8 | 75.3±11.5 (n = 59) | 73.7±10.6 (n = 234) | 0.254 |
| Bronchial asthma | 20 (6.0) | 1 (1.6) | 19 (6.9) | 0.142 |
| COPD | 19 (5.7) | 12 (19.7) | 7 (2.5) | <0.001 |
| Heart failure | 16 (4.8) | 6 (9.8) | 10 (3.6) | 0.050 |
| Malignancy | 31 (10.1) | 5 (9.8) | 26 (10.2) | 1.000 |
eGFR: estimated glomerular filtration rate, COPD: chronic obstructive pulmonary disease.
Data are expressed as mean±SD for quantitative parameters and n (%) for nominal parameters.
1Quantitative blood pressure data was available for 293 patients in the electronic health records. The remaining 43 were recorded as normal.