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Table 6 Associations of PM 10-2.5 and PM 2.5 with prevalence of symptoms and limitation in activities due to breathing problems after applying two pollutant models (random effects pooled estimates)

From: Particulate matter air pollution and respiratory symptoms in individuals having either asthma or chronic obstructive pulmonary disease: a European multicentre panel study

Symptom Lag0 Lag1 Lag2 Lag06
  OR 95% CI OR 95% CI OR 95% CI OR 95% CI
Woken with breathing problems         
 PM10 - 2.5 1.029 0.877-1.208 1.060 1.006-1.117 1.017 0.957-1.080 1.118 0.846-1.477
 PM2.5 0.999 0.951-1.048 0.969 0.909-1.032 0.939 0.872-1.011 0.751 0.403-1.400
Shortness of breath         
 PM10 - 2.5 0.985 0.937-1.037 1.047 0.999-1.096 0.993 0.931-1.059 1.042 0.938-1.156
 PM2.5 1.006 0.945-1.070 1.025 0.977-1.076 1.024 0.980-1.070 1.042 0.960-1.131
Wheezing         
 PM10 - 2.5 1.063 1.016-1.112 1.078 1.002-1.159 1.031 0.959-1.109 1.107 1.010-1.213
 PM2.5 0.982 0.895-1.078 0.958 0.854-1.075 0.962 0.850-1.089 0.921 0.721-1.177
Cough         
 PM10 - 2.5 1.140 0.950-1.367 1.127 0.955-1.329 1.060 0.977-1.150 1.293 0.885-1.890
 PM2.5 0.945 0.905-0.987 0.954 0.914-0.995 0.946 0.893-1.001 0.900 0.779-1.040
Vigorous activities         
 PM10 - 2.5 1.113 0.894-1.386 1.100 0.923-1.311 1.047 0.903-1.214 1.248 0.839-1.854
 PM2.5 1.009 0.890-1.144 1.006 0.862-1.175 1.047 0.918-1.193 0.939 0.813-1.084
Moderate activities         
 PM10 - 2.5 1.097 0.891-1.350 1.036 0.917-1.170 1.006 0.956-1.059 0.965 0.699-1.333
 PM2.5 0.919 0.748-1.129 0.950 0.844-1.070 0.967 0.873-1.070 0.937 0.797-1.103
Walking         
 PM10 - 2.5 1.090 0.900-1.321 1.073 1.020-1.128 1.047 0.990-1.107 1.128 0.946-1.344
 PM2.5 0.998 0.950-1.049 1.001 0.937-1.071 0.969 0.862-1.088 0.790 0.466-1.339
  1. Bold are significant pooled effects.