From: Clinical factors affecting pathological fracture and healing of unicameral bone cysts
Clinical factors | No. of healing (%) | Univariate analysis | Multivariate analysis | |
---|---|---|---|---|
P-valuea | P-valueb | ORc(95%CId) | ||
Sex | ||||
Male | 26/42 (62%) | p = 0.539 | ||
Female | 7/12 (58%) | |||
Age, years | ||||
<20 | 29/46 (63%) | p = 0.374 | ||
≧20 | 4/8 (50%) | |||
Phase | ||||
Active | 9/21 (43%) | p = 0.028 | p = 0.011 | 0.16 (0.04-0.65) |
Latent | 24/33 (73%) | |||
Size, cm | ||||
≧5 | 19/31 (61%) | p = 0.975 | ||
<5 | 14/23 (61%) | |||
Multilocular | ||||
Yes | 21/34 (62%) | p = 0.898 | ||
No | 12/20 (60%) | |||
Ballooning | ||||
Yes | 28/41 (68%) | p = 0.055 | ||
No | 5/13 (38%) | |||
Cortex | ||||
< 2 mm | 28/46 (61%) | p = 0.626 | ||
≧2 mm | 5/8 (63%) | |||
Pathological fracture at first visit | ||||
Yes | 27/43 (63%) | p = 0.433 | ||
No | 6/11 (55%) | |||
Hisory of biopsy | ||||
Yes | 8/12 (67%) | p = 0.461 | ||
No | 25/42 (60%) | |||
Treatments | ||||
Surgery | 18/23 (78%) | p = 0.026 | p = 0.011 | 6.90 (1.57-30.33) |
Observation | 15/31 (48%) |