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Smoking Status as a Prognostic Factor in Patients with Stage I Pulmonary Adenocarcinoma
Ichiro Yoshino, MD, PhD, Daigo Kawano, MD, Taro Oba, MD, Koji Yamazaki, MD, PhD, Takuro Kometani, MD, Yoshihiko Maehara, MD, PhD The Annals of Thoracic Surgery Volume 81, Issue 4, Pages (April 2006) DOI: /j.athoracsur Copyright © 2006 The Society of Thoracic Surgeons Terms and Conditions
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Fig 1 The relationship between the pack-year index (PYI) and the prognosis-proportion of pathologic stage in squamous cell carcinoma. (A) Survival curves of subgroups classified by smoking status. Patients with squamous cell carcinoma were classified to four subgroups according to their PYI, and the respective survival curves were statistically analyzed. (B) The proportion and number of patients with squamous cell carcinoma in the subgroups according to PYI were shown. The Annals of Thoracic Surgery , DOI: ( /j.athoracsur ) Copyright © 2006 The Society of Thoracic Surgeons Terms and Conditions
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Fig 2 The relationship between the pack-year index (PYI) and the prognosis-proportion of pathologic stage in adenocarcinoma. (A) Survival curves of subgroups classified by smoking status. Patients with adenocarcinoma were classified to four subgroups according to their PYI, and the respective survival curves were statistically analyzed. (B) The proportion and number of patients with adenocarcinoma in the subgroups according to PYI score were shown. The Annals of Thoracic Surgery , DOI: ( /j.athoracsur ) Copyright © 2006 The Society of Thoracic Surgeons Terms and Conditions
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