BioMed Research International / 2014 / Article / Tab 2

Research Article

Back Pain in Poland and Germany: A Survey of Prevalence and Association with Demographic Characters

Table 2

Regression analyses for “often or very often back pain.”

Explanatory variableOdds ratioStandard error -value valueΔ

Variables in the equation, pseudo %
Constant0.110.06−4.48<0.001
BMI1.050.022.950.0030.75%
Gender0.480.07−4.81<0.0012.09%

Terms not in the equation, value if added next
Country1.380.212.180.0290.42%
Age1.000.0050.580.5590.03%
Age21.000.0003−0.690.4900.07%
BMI21.000.004−0.160.8740.00%
Country * gender 0.940.27−0.200.8430.42%
Country * age1.000.010.050.9630.42%
Country * BMI0.980.03−0.530.5970.44%
Gender * age1.000.01−0.070.9440.03%
Gender * BMI0.960.04−1.180.2370.12%
Age * BMI1.000.0010.770.4330.08%