Interventions

What are the effects of smoking cessation interventions in people with stable COPD?

BeneficialBeneficial
Unknown effectivenessUnknown effectiveness

What are the effects of non-drug interventions in people with stable COPD?

BeneficialBeneficial
Likely to be beneficialLikely to be beneficial
Unlikely to be beneficialUnlikely to be beneficial