| IMN group (n = 21) | CW group (n = 16) | p value | p value |
---|---|---|---|---|
12Â months (n) | ||||
HHS | ||||
 Excellent* | 0 | 4 | 0.0153 | < 0.0001 |
 Good* | 5 | 12 | 0.0020 |  |
 Fair | 16 | 0 |  |  |
 Poor | 0 | 0 |  |  |
HSS | ||||
 Excellent* | 0 | 5 | 0.0172 | < 0.0001 |
 Good* | 5 | 11 | 0.0063 |  |
 Fair | 16 | 0 |  |  |
 Poor | 0 | 0 |  |  |
24Â months (n) | ||||
HHS | ||||
 Excellent* | 5 | 13 | < 0.0001 | – |
 Good* | 16 | 3 | 0.0005 |  |
 Fair | 0 | 0 |  |  |
 Poor | 0 | 0 |  |  |
HSS | ||||
 Excellent* | 4 | 15 | < 0.0001 | 0.0195 |
 Good* | 11 | 1 | 0.003 |  |
 Fair | 6 | 0 |  |  |
 Poor | 0 | 0 |  |  |