Prevalence of baseline and follow-up serum creatinine monitoring among patients initiating ACE inhibitors or angiotensin receptor blockers, 2004–2014
| Serum creatinine, ≥1 test | |
|---|---|
| Total number | n=223 814 (100%) |
| Baseline testing | |
| ≤12 months before | 169 218 (76%) |
| ≤3 months before | 115 348 (52%) |
| ≤1 month before | 75 476 (34%) |
| Follow-up testing | |
| ≤2 weeks after | 65 090 (29%) |
| ≤1 month after | 114 244 (51%) |
| ≤2 months after | 139 044 (62%) |