Table 3

 Crude and adjusted* association between level of physical activity and physically and mentally unhealthy days among persons with arthritis, BRFSS 2001

Insufficient‡Inactive‡
*Adjusted for age, BMI, race/ethnicity, marital status, educational attainment, employment status, income, and smoking status. †Weighted estimates based on 74439 unweighted respondents with arthritis (43695 women and 30744 men). ‡Referent group, recommended physical activity.
Women (n = 41 million†)
Physically unhealthy days
1–13 days v 0 days
    Crude OR (95% CI)1.11 (1.02 to 1.20)0.91 (0.81 to 1.02)
    Adjusted OR* (95% CI)1.10 (1.00 to 1.21)1.02 (0.89 to 1.17)
14–30 days v 0 days (Physical)
    Crude OR (95% CI)1.26 (1.13 to 1.40)3.41 (3.06 to 3.81)
    Adjusted OR* (95% CI)1.13 (1.01 to 1.28)2.39 (2.04 to 2.79)
Mentally unhealthy days
1–13 days v 0 days
    Crude OR (95% CI)1.02 (0.93 to 1.11)0.62 (0.55 to 0.70)
    Adjusted OR* (95% CI)1.09 (0.99 to 1.21)0.89 (0.76 to 1.04)
14–30 days v 0 days (Mental)
    Crude OR (95% CI)1.01 (0.90 to 1.13)1.28 (1.14 to 1.44)
    Adjusted OR* (95% CI)1.03 (0.90 to 1.17)1.22 (1.05 to 1.43)
Men (n = 29 million†)
Physically unhealthy days
1–13 days vs. 0 days
    Crude OR (95% CI)1.12 (1.00 to 1.26)0.96 (0.82 to 1.13)
    Adjusted OR* (95% CI)1.13 (1.00 to 1.28)0.96 (0.81 to 1.15)
14–30 days v 0 days (Physical)
    Crude OR (95% CI)1.41 (1.24 to 1.62)3.74 (3.25 to 4.30)
    Adjusted OR* (95% CI)1.30 (1.11 to 1.51)2.19 (1.84 to 2.61)
Mentally unhealthy days
1–13 days v 0 days (Mental)
    Crude OR (95% CI)1.12 (1.00 to 1.26)0.78 (0.67 to 0.92)
    Adjusted OR* (95% CI)1.27 (1.12 to 1.44)0.97 (0.81 to 1.16)
14–30 days v 0 days (Mental)
    Crude OR (95% CI)1.21 (1.03 to 1.42)2.15 (1.84 to 2.52)
    Adjusted OR* (95% CI)1.19 (0.99 to 1.42)1.56 (1.29 to 1.90)