Categorical Variable Prior to
Start of SAFHS™ Treatment
Total Healed Failed %Healed p-
vvaalluuee
ROW
9
10
11
12
Other Bones
1 calcaneus
4 calvicle
1 pelvis
1 rib
6 scaphoid
2 ankle
Displaced at
the start of
Missing
SAFHS
No
therapy:
Yes
Long bone type —
Only for
Missing
long bone
Metaphyseal
cases:
Diaphyseal
Initial fracture
Missing
type:
Closed
Open
Arthrodesis
Osteotomy
Fixation present at start of
and during SAFHS
treatment:
IM rod; only for long bone No
Cases (N=59)
Yes
Open reduction
No
Internal fixation (ORIF)
Yes
External fixation; only for No
long bone cases (N=59) Yes
15
(5)
56
13
(5)
8
46
(4)
40
22
2
6
43
16
50
24
50
9
10
(2)
50
12
(3)
6
45
(2)
34
21
1
6
38
16
43
21
46
8
5
(3)
6
1
(2)
2
1
(2)
6
1
1
0
5
0
7
3
4
1
67%
89%
92%
75%
98%
85%
95%
50%
100%
88%
100%
86%
88%
92%
89%
1.00
0.05
0.16
0.31
1.00
0.58
Completed Cases Fisher’s Exact Probability
†
23
Categorical Variable Prior to
Start of SAFHS Treatment
Total Healed Failed % Healed p-
vvaalluuee
ROW
Conservative
No
(Cast, splint, brace)
Yes
IM rod, or ORIF, or External No
Fixation, or conservative Yes
Prior failed Lithotripsy therapy:
No
Yes
Smoking status:
Missing
Never smoked
Stopped smoking prior to SAFHS start
Smoker at SAFHS star
t
Nonunion type:
Missing
Atrophic
Hypertrophic
58
16
10
64
72
2
(2)
34
10
28
(22)
41
11
0.44
0.16
1.00
0.47
0.57
51
13
7
57
62
2
(2)
31
8
23
(17)
36
11
7
3
3
7
10
0
(0)
3
2
5
(5)
5
0
88%
81%
70%
89%
86%
100%
91%
80%
82%
88%
100%
13
14
15
Completed Cases Fisher’s Exact Probability
†
