Geneva, Sept. 21 -- International Clinical Trials Registry received information related to the study (ISRCTN78134142) titled 'A prospective observational study evaluating how periodontitis affects hidden lymph node spread and long-term outcomes in patients with early stage lung cancer' on Sept. 7.

Study Type: Observational

Study Design: Cohort study

Primary Sponsor: Shanghai Chest Hospital

Condition: The association of periodontitis with occult lymph node metastasis and prognosis in early-stage (T1-2N0M0) non-small cell lung cancer Cancer

Intervention: The following variables were collected and analysed: 1. Patient baseline characteristics, including age, gender, body mass index (BMI), smoking status, comorbidities, ECOG performa...