Table 1 Radiology scores (Mean ± SD) for each group (control, MSC-naïve, MSC-primed) at each assessed time-point

Week 0 (pre-lesion)

0.00 ± 0.00^a

n = 8

0.00 ± 0.00^a

n = 14

0.00 ± 0.00^a

n = 14

Week 2 (first injection)

2.50 ± 1.31^b

n = 8

1.93 ± 0.99^b

n = 14

1.43 ± 0.85^b

n = 14

2 months

3.00 ± 0.93^b

n = 8

3.43 ± 1.82^b

n = 14

2.71 ± 1.33^b

n = 14

4 months

2.50 ± 0.58^b

n = 4

3.86 ± 1.77^b

n = 7

2.71 ± 1.70^b

n = 7

6 months

2.50 ± 1.00^b

C4

4.43 ± 1.90^b

n = 7

3.00 ± 1.29^b

n = 7