# Table 3 NB regression model, robust standard error Municipalities located in mountain areas, Piedmont (2015)

Variables Number of falls with hip fracture
Model A Model B Model C Model D
Altitude of the town −0.000662*** −0.000714*** −0.000708*** − 0.000826***
(0.000150) (0.000153) (0.000154) (0.000145)
Number of elderly residents 0.00217*** 0.00223*** 0.00214*** 0.00112***
(0.000281) (0.000286) (0.000273) (0.000122)
Density of elderly residents 0.00238*** 0.00292*** 0.00287*** 0.00298***
(0.000924) (0.00100) (0.000819) (0.000726)
Total contribution on tax income −9.35e-07* −1.01e-06** −1.51e-06***
(4.92e-07) (5.10e-07) (4.86e-07)
Number of coffee bars −0.0325** −0.0347** −0.0534***
(0.0145) (0.0145) (0.0185)
Number of private physiotherapists −0.00540 −0.00245
(0.0205) (0.0215)
Number of private psychologists −0.109** − 0.104**
(0.0506) (0.0525)
Number of private dental practitioners −0.0776** −0.0807**
(0.0351) (0.0346)
Percentage of divorced elderly residents 4.331*
(2.344)
Percentage of widowed elderly residents 1.641*
(0.933)
Percentage of married elderly residents 2.043**
(0.803)
Constant −1.274* 0.512*** 0.557*** 0.696***
(0.740) (0.117) (0.118) (0.114)
Wald chi2 499.70 452.97 410.12 324.22
Prob > chi2 0.0000 0.0000 0.0000 0.0000
Observations 524 524 524 524
1. Robust standard errors in parentheses
2. *** p < 0.01, ** p < 0.05, * p < 0.1