Table 5 The variance of the ISS arbitrarily increases because of the uneven gaps between consecutive grades of the ISS scale
Sample | Patient 1 | Patient 2 | Patient 1 ISS | Patient 2 ISS | Variance of ISS |
|---|---|---|---|---|---|
| Â | ISS profile | ISS profile | (and rank) | (and rank) | in sample |
A | (5,2,2) | (5,3,0) | 33 (28th) | 34 (29th) | 0.5 |
B | (5,3,2) | (5,4,0) | 38 (32nd) | 41 (33rd) | 4.5 |
C | (5,3,3) | (5,4,1) | 42 (34th) | 43 (35th) | 0.5 |