a decreasing trendP < 0.001
3.4 Association of health behavior factors with COPD As can be seen in Table 2 , all models showed a decreasing trend in health behavior factor scores and COPD ( P < 0.001).
3.4 Association of health behavior factors with COPD As can be seen in Table 2 , all models showed a decreasing trend in health behavior factor scores and COPD ( P < 0.001).