Table 2: Synopsis of clinical trials published in the last 30 years, including percentage of reported complications.

Authors Study designe No
Fracture
Open fracture Fractures Classification Hawkins Follow up Talar Osteo-arthritis Tibio-talar Arthritis AVN AVN with collapse Non Union Mal-union Deep Infection Wound Complication
I II III IV
Bastos et al Retrospective Study 20 4/20 1 12 5 2 71m
(14-159)
10/14
(71,4%)
13/18
(72.2%)
4/20
(20%)
2/20 (10%) nr nr 2/20 (10%) 4/20
(20%)
Schulze et al Retrospective Study 46 nr 10 18 17 1 6y
(1-15)
nr nr 8/46 (17.4%) nr 3/46
(6.5%)
nr 1/46 (21.7%) nr
Fournier et al Retrospective Study 114 31/114 33 48 29 4 111m (7-351) 84/110
(76%)
84/110 (76%) 39/114 (34%) nr nr 37/114 (32%) 6/114 (5%) nr
Xue et al Prospective Study 28 0/28 19 9 25m (18-50) 7/28
(25%)
5/28
(18%)
6/28 (21.4%) nr 1/28 (3.6%) nr 0 1.28
(3.6%)
Chateau et al Retrospective Study 23 nr 10 12 1 20m
(6-52)
1/23
(4,3%)
2/23 (8.7%) 4/23 (17.4%) nr 0/23 2/23 (8.6%) 0/23 0/23
Lindvall et al Retrospective Study 18 9/26 11 6 1 74m (48-113) 13/26
(50%)
13/26
(50%)
13/26(50%) nr 3/26
(12%)
5/26 (19%) 2/26 (7.7%) nr
Vallier et al Retrospective Study 102 24/102 4 68 25 5 36m (12-74) 6/39
(15%)
7/39 (18%) 19/39 (49%) 12/39 (31%) 2/60 (3.3%) nr 3/60 (5%) 2/60
(3.3%)
Vallier et al Retrospective Study 81 24/81 2 44 32 3 30.3m (11-120) 25/65
(38%)
19/65 (29%) 16/ 65
(25%)
9/65 (14%) 2/65
(3%)
2/65
(3%)
1/77 (1.3%) 1/77
(1.3%)
Sanders et al Retrospective Study 70 10/70 29 25 16 5.2y
(2-10.5)
78% 40% 5/44 (11%) 2/44 (4.5%) nr 25/70 (36%) nr nr
Elgafy H Retrospective Study 27 nr 7 8 12 30m (24-65) 18/27
(66,6%)
5/27 (18.5%) 7/27 (25.9%) 1/27 (3.7%) nr nr 2/27 (7.4%) nr
Kai Wu Retrospective Study 29 nr 3 14 12 24m (18-36) 10/29
(34,18%)
10/29
(34.2%)
9/29 (31%) nr 0/29 nr nr 2/29
(6.89%)
Beltran et al Retrospective Study 24 4/24 4 15 4 1 44m (12-78) 15/24
(63%)
2/24 (8.3%) 10/24 (42%) 0/10 1/24
(4.2%)
4/24 (17%) 0/24 1/24
(4.2%)
Hui Liu et al Retrospective Study 21 1/21 22 29.6m (18-41) 17/21
(80,9%)
13/21 (32%) 13/22 (59%) 5/21 (24%) 0/21 1/21 nr 1/21 (4.8%)
Ohi X et al Retrospective Study 10 4/10 3 5 2 7.5y 87% nr 2/10
(20%)
nr 0/10 7/9 nr nr
Annappa R. et al Retrospective Study 20 7/20 11 7 2 28m 9/20
(45%)
2/20
(10%)
6/20
(30%)
2/20
(10%)
1/20
(5%)
1/20
(5%)
nr nr
Maceroli Ma et al Retrospective study 26 8/26 11 11 4 18,3m
(18-42)
7/26
(27%)
6/26
(23%)
7/26
(27%)
4/27
(15%)
3/26
(12%)
0/20 1/26
(4%)
nr