|
Linear regression results of AIS prevalence by the geographic latitude. The inclusion of the (Latitude)2 term implies a possible quadratic relationship. |
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| Number of obs= |
287939 |
R-squared= |
0.509 |
|
| F (2,288036)= |
149257.39 |
Adj R-squared= |
0.509 |
|
| (Prob > F) |
<0.001 |
Root MSE= |
0.7122 |
|
|
|
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| Prevalence |
Unstandardized coefficient (B) |
P > t |
95% Conf. |
Interval |
| Latitude |
0.024758 |
< 0.001 |
0.024045 |
0.0254713 |
| Latitude^2 |
0.000484 |
<0.001 |
0.000472 |
0.0004965 |
| Constant (Intercept) |
0.712796 |
<0.001 |
0.703129 |
0.7224631 |
Grivas et al. Scoliosis 2006 1:9 doi:10.1186/1748-7161-1-9 |
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