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(A) The Kaplan-Meier survival curve for PFS between patients with pure GGO nodules and patients with other lung cancer nodules after surgery in the non-smoking subgroup (P-value = 0.017). (B) The Kaplan-Meier survival curve for OS between patients with pure GGO nodules and patients with other lung cancer nodules after surgery in the non-smoking subgroup (P-value = 0.022).
