From: Testosterone and gonadotropins but not SHBG vary with CKD stages in young and middle aged men
| Diagnosis | CKD 1 | CKD 2 | CKD 3 | CKD 4 | CKD 5 |
| N = 101 | 23 | 20 | 27 | 13 | 18 |
| Glomerular disease | 11 | 13 | 15 | 7 | 11 |
| Hypertensive nephrosclerosis | 2 | 2 | 3 | 1 | 2 |
| Tubulointerstial disease | 2 | 2 | 3 | 1 | 1 |
| Vascular disease | 3 | 1 | 1 | 1 | 3 |
| Polycystic kidney disease | 5 | 2 | 5 | 3 | 1 |
| Medications | |||||
| Statins | 5 | 3 | 14 | 6 | 8 |
| ACE inhibitors | 11 | 10 | 13 | 8 | 9 |
| Angiotensin receptor blockers | 2 | 11 | 9 | 8 | 10 |
| Diuretic | 0 | 3 | 5 | 6 | 10 |
| B-blockers | 3 | 4 | 6 | 7 | 10 |
| Calcium channel blockers | 4 | 5 | 13 | 6 | 7 |