“a clear, strong trend”

However, there was a clear, strong trend towards an increase in the prevalence of DES as the time spent outdoors decreased (OSDI: p = 0.065; DEQ-5: p = 0.057).

Graphs displaying the monthly 28-day readmission rates for COPD (preindex date) over time by site showed no obvious trends for most sides, although for some there was a clear, strong trend of an increasing admission rate over the year (online supplementary figure 2 ).