From: Duration of total contact casting for resolution of acute Charcot foot: a retrospective cohort study
 | Median TCC duration |  | |||
---|---|---|---|---|---|
Variable | Total (N = 27) | <  4 months (n = 12) | >  4 months (n = 15) | OR (95% CI) | P-value* |
TCC applications | |||||
 Total number | 421 | 101 | 320 | N/A | N/A |
 Mean (SD), per participant | 15.6 (9.2) | 8.4 (2.3) | 21.3 (8.5) | N/A | N/A |
TCC duration | |||||
 Median (IQR), months | 4.3 (2.7 to 7.8) | 2.6 (2.1 to 3.4) | 6.0 (4.4 to 8.9) | N/A | N/A |
Ambulation status | |||||
 Walking with post-operative shoe, n (%) | 21 (77.8) | 10 (83.3) | 11 (73.3) | 0.55 (0.08 to 3.68) | 0.662 |
 Wheelchair bound, n (%) | 2 (7.4) | 1 (8.3) | 1 (6.7) | 0.79 (0.04 to 14.03) | >  0.99 |
 Crutches, n (%) | 3 (11.1) | 1 (8.3) | 2 (13.3) | 1.69 (0.14 to 21.27) | >  0.99 |
 Scooter, n (%) | 1 (3.7) | 0 (0) | 1 (6.7) | 0.93 (0.82 to 1.07) | >  0.99 |
Total number of complications/adverse events | 21 | 7 | 14 | N/A | N/A |
Complications/adverse events, n (%) | 16 (59.3) | 6 (50.0) | 10 (66.7) | 2.00 (0.42 to 9.52) | 0.452 |
 Ulceration, n (%) | 2 (7.4) | 0 (0) | 2 (13.3) | 0.87 (0.71 to 1.06) | 0.487 |
 Amputation, n (%) | 0 (0) | 0 (0) | 0 (0) | N/A | N/A |
 Infection, n (%) | 0 (0) | 0 (0) | 0 (0) | N/A | N/A |
 Deep vein thrombosis, n (%) | 0 (0) | 0 (0) | 0 (0) | N/A | N/A |
 Falls, n (%) | 0 (0) | 0 (0) | 0 (0) | N/A | N/A |
 Asymmetry pain, n (%) | 6 (22.2) | 2 (16.7) | 4 (26.7) | 1.82 (0.27 to 12.17) | 0.662 |
 Rubbing/irritation, n (%) | 11 (40.7) | 5 (41.7) | 6 (40.0) | 0.93 (0.20 to 4.37) | >  0.99 |
 Self-inflicted, n (%) | 0 (0) | 0 (0) | 0 (0) | N/A | N/A |
 Other, n (%)a | 2 (7.4) | 0 (0) | 2 (13.3) | 0.87 (0.71 to 1.06) | 0.487 |
 None, n (%) | 11 (40.7) | 6 (50.0) | 5 (33.3) | 1.00 (0.20 to 5.00) | >  0.99 |
Treatment after TCC | |||||
 Specialised footwear and custom foot orthoses, n (%) | 13 (48.1) | 4 (33.3) | 9 (60.0) | 3.00 (0.62 to 14.62) | 0.168 |
 Life-long CROW, n (%) | 7 (25.9) | 5 (41.7) | 2 (13.3) | 0.22 (0.03 to 1.41) | 0.185 |
 Reconstructive/bone surgery, n (%) | 4 (14.8) | 1 (8.3) | 3 (20.0) | 2.75 (0.25 to 30.51) | 0.605 |
 Soft tissue surgery, n (%) | 2 (7.4) | 1 (8.3) | 1 (6.7) | 0.79 (0.04 to 14.03) | >  0.99 |
 CAM walker, n (%) | 1 (3.7) | 1 (8.3) | 0 (0) | 1.09 (0.92 to 1.29) | 0.444 |
Recurrent Charcot foot, n (%) | 0 (0) | 0 (0) | 0 (0) | N/A | N/A |
Contralateral Charcot foot, n (%) | 3 (11.1) | 1 (8.3) | 2 (13.3) | 1.69 (0.14 to 21.27) | >  0.99 |
 Charcot pattern |  |  |  |  |  |
  Tarsometatarsal joints, n (%) | 1 (33.3) | 0 (0) | 1 (50.0) | N/A | N/A |
  NC, TN, CC joints, n (%) | 1 (33.3) | 0 (0) | 1 (50.0) | N/A | N/A |
  Ankle and subtalar joints, n (%) | 0 (0) | 0 (0) | 0 (0) | N/A | N/A |
  Combination, n (%)b | 1 (33.3) | 1 (100.0) | 0 (0) | N/A | N/A |