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These units provide the best combination of processing power, energy efficiency, noise output, and value of all the different types of air purifiers on the market
For households dealing with occasional cooking smoke, light ambient smoke from neighbours, or seasonal wildfire smoke at moderate intensity, the 5500-2 provides a genuinely good balance of particle and gas-phase filtration
Barbone, F., Bovenzi, M., Cavallieri, F
Step 6: estimating the mean risk function and the BPRF In the final step, step 6, the metaregression model inclusive of the selected bias covariates from step 3 (for example, the highest adjustment level) was used to predict the mean risk function and its 95% UI, which incorporated the uncertainty of the mean effect, between-study heterogeneity and the uncertainty in the heterogeneity estimate accounting for small numbers of studies
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