Surgery n(%) Conservative n(%)
  non malignancy malignant disease n.i.1 total non malignancy malignant disease n.i.1 total
  19 (30) 44 (70)   63 (58) 8 (17) 38 (83)   46 (42)
mean age (years)       68       65
female       45 (71)       31(67)
Underlying disease                
Multiple Myeloma   14 (32)       10 (26)    
Breast cancer*   21(48)       18 (47)    
prostate cancer   6 (14)       4 (11)    
others*   4* (9)       6 (16)    
drug regimen*                
zoledronic acid 4 *** 36   40(63) 1 32   33 (72)
pamidronate 3 8   11 2 5   7
alendronate 7 1   8 4 1   5
ibandronate 9 1   10 2     2
others 0 7   7 1 1   2
duration of BP(months)** 43 37 3 39 31 28 9 28
local risk factor                
extraction 11 26   37 (59) 3 25   28(61)
prosthesis 5 9   14 2 2   4
implants 3 6   9 3 0   3
periodontal disease 1 5   6 0 3   3
Dental infection 4 10   14 (22) 2 10   22(26)
duration of PB stopp (months) 5 6   6        
general anaesthesia       55 (87)        
local anaesthesia       8        
outcome                
complete remission 18 (95) 31(70)   49(78)        
partial remission 1 7   8(13)        
no improvement 0 6   6        
                 
 1 no information                
*patient may belong to more than one group
**until the first presentation
*** all patients received zoledronic acid 1/year
Table 1: Display of descriptive statistics for patients, subdivided into type of treatment and underlying disease.