From: Development of the Screening Tool for Everyday Mobility and Symptoms (STEMS) for skeletal dysplasia
 | Rating | Total (n/%) | Achondroplasia (n/%) | Osteogenesis imperfecta (n/%) | Other (n/%) |
---|---|---|---|---|---|
FMS-5 | 1 | 6 (4) | 0 (0) | 5 (11.9) | 1 (3.1) |
 | 2 | 2(1.3) | 0 (0) | 1 (2.4) | 1 (3.1) |
 | 3 | 2 (1.3) | 0 (0) | 1 (2.4) | 1 (3.1) |
 | 4 | 2 (1.3) | 1 (1.3) | 0 (0) | 1 (3.1) |
 | 5 | 12 (8) | 6 (7.9) | 5 (11.9) | 1 (3.1) |
 | 6 | 126 (84) | 69 (90.8) | 30 (71.4) | 27 (84.4) |
FMS-50 | 1 | 13 (8.7) | 1 (1.3) | 9 (21.4) | 3 (9.4) |
 | 2 | 1 (0.7) | 0 (0) | 0 (0) | 1 (3.1) |
 | 3 | 3 (2) | 0 (0) | 2 (4.8) | 1 (3.1) |
 | 4 | 5 (3.3) | 1 (1.3) | 2 (4.8) | 2 (6.3) |
 | 5 | 9 (6) | 6 (7.9) | 2 (4.8) | 1 (3.1) |
 | 6 | 119 (79.3) | 68 (89.5) | 27 (64.3) | 24 (75) |
FMS- 500 | 1 | 31(20.7) | 8 (10.5) | 12 (28.6) | 11 (34.4) |
 | 2 | 2 (1.3) | 2 (2.6) | 0 (0) | 0 (0) |
 | 3 | 5 (3.3) | 1 (1.3) | 3 (7.1) | 1 (3.1) |
 | 4 | 4 (2.7) | 0 (0) | 4 (9.5) | 0 (0) |
 | 5 | 4 (2.7) | 2 (2.6) | 1 (2.4) | 1 (3.1) |
 | 6 | 104 (69.3) | 63 (82.9) | 22 (52.4) | 19 (59.4) |