International Journal of Family Medicine

Research Article

Low Back Pain in Primary Care: A Description of 1250 Patients with Low Back Pain in Danish General and Chiropractic Practice

Table 1

Nonclinical variables from 934 LBP patients from chiropractic practice and 319 from general practice. GP: general practice; CP: chiropractic practice.
 CPGP, CP/GP
Age, median years (IQR)43 (34–53)46 (38–54)934/319<0.004#
Gender, % female (95% CI)45 (42–48)55 (50-51)934/3190.001*
BMI, median (IQR)26 (23–28)26 (23–29)915/2860.080*
Education, % low† (95% CI) 46 (43–49)60 (54–66)919/297<0.001*
Private insurance, % yes (95% CI)38 (35–42)36 (31–42)882/2940.721*
Mann-Whitney rank sum test for continuous variables to test for similar distributions between the two samples. *Pearson test for difference.
†high school or less.