
Medium adherence as assessed by the physician was significantly associated with higher risk of discordance, both for overestimation and underestimation of adherence (OR=14.50 (6.04 to 34.81) OR=2.21 (1.07 to 4.58)), while having a written action plan decreased the likelihood of discordance (OR=0.25 (0.12 to 0.52) OR=0.41 (0.22 to 0.78)) (R 2=44%). An uncontrolled asthma (OR=2.33 (1.25 to 4.34)), uncontrolled upper airway disease (OR=2.86 (1.35 to 6.04)) and prescription of short-acting beta-agonists alone (OR=3.05 (1.15 to 8.08)) were associated with overestimation. Discordance occurred in 56% of cases: in 28% physicians overestimated adherence and in 27% underestimated. Correlation between patient and physician VAS scores was moderate (r s=0.580 p<0.001). Results High inhaler adherence was reported both by patients (median (percentile 25 to percentile 75) 85 (65–95) mm 53% VAS>80) and by physicians (84 (68–95) mm 53% VAS>80). 36 Department of Community Medicine, Information and Health Decision Sciences (MEDCIDS), University of Porto Faculty of Medicine, Porto, Portugalĭr Joao A Fonseca.35 Bloco operatório, Centro Hospitalar Vila Nova de Gaia/Espinho, Vila Nova de Gaia, Portugal.34 Serviço de Imunoalergologia, Centro Hospitalar Vila Nova de Gaia/Espinho, Vila Nova de Gaia, Portugal.33 Serviço de Imunoalergologia, Serviço de Saúde da Região Autónoma da Madeira, Funchal, Portugal.32 Imunoalergologia, Centro de Imunoalergologia do Algarve, Portimão, Portugal.31 NOVA Medical School, Lisbon, Portugal.


10 Serviço de Pneumologia B, Hospital Geral, Centro Hospitalar e Universitário de Coimbra EPE, Coimbra, Portugal.9 Serviço de Pediatria, Unidade Local de Saúde de Matosinhos EPE, Senhora da Hora, Portugal.8 Serviço de Imunoalergologia, Hospital de Santa Maria, Centro Hospitalar Lisboa Norte EPE, Lisboa, Portugal.7 Imunologia Básica e Clínica, Faculdade de Medicina, Universidade do Porto, Porto, Portugal.6 Unidade de Imunoalergologia, Unidade Local de Saúde de Matosinhos EPE, Senhora da Hora, Portugal.5 Serviço de Pneumologia A, Hospital Universitário de Coimbra, Centro Hospitalar e Universitário de Coimbra EPE, Coimbra, Portugal.4 MEDIDA – Medicina, Educação, Investigação, Desenvolvimento e Avaliação, Porto, Portugal.3 Serviço de Pediatria, Centro Materno Infantil do Norte, Centro Hospitalar Universitário do Porto, Porto, Portugal.2 Immunoalergology, CUF-Porto Hospital and Institute, Porto, Portugal.1 Center for Health Technology and Services Research (CINTESIS), Faculty of Medicine, University of Porto (FMUP), Porto, Portugal.
