BioMed Research International / 2014 / Article / Tab 1

Research Article

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

Table 1

Demographics.

Variable   

CountryPolandGermany    
Sex (% female)56.3050.00 0.045
Age: (sd)38.7 (14.4)44.8 (17.1) <0.001
Body mass index (%)        
 ≤25.0055.944.4 <0.001
 25.01–30.0032.535.0
 25.01–30.007.715.8
 >30.003.94.8
Back pain (%)22.628.8 0.025
Current partner in life (%)        
 Married 48.843.0 0.002
 Stable relationship >6 months 23.823.2
 Stable relationship ≤6 months 3.53.8
 No stable relationship17.326.6
 Other 6.53.4
Profession (%)        
 (I) Higher-grade professional, administrator, or manager14.64.2 <0.001
 (II) Lower-grade professional, administrator, or manager; higher-grade technician40.230.2
 (IIIa) Skilled nonmanual employee18.133.0
 (IIIb) Skilled manual employee9.25.2
 (IV) Partly skilled worker4.710.8
 (V) Unskilled labourer6.76.2
 Others: housewife, housemen6.510.4