| PTH | Beta-2-microglobulin | Total | |
| <50 ng/l | >50 ng/l | ||
| <130 pg/ml | 4 (57.1%) | 3 (42.9%) | 7 (100%) |
| 130 - 585 pg/ml | 4 (22.2%) | 14 (77.8%) | 18 (100%) |
| >585 pg/ml | 8 (32%) | 17 (68%) | 25 (100%) |
| Total | 16 (32%) | 34 (68%) | 50 (100%) |