The number of patients and NAGir values depending on duration of therapy
| Length of therapy | |||
|---|---|---|---|
| <5 years | 5–9 years | >10 years | |
| Number of patients | 35 | 26 | 11 |
| Number of normal/pathological NAGir results | 19/16 | 16/10 | 4/7 |
| Mean of NAGir values | 1.02 | 0.97 | 2.17 |
| SD of values | 0.66 | 0.53 | 1.85 |
Results analysed by one way analysis of variance, p < 0.001.