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Table 2 Baseline demographics and characteristics for all patients

From: Therapeutic method for early-stage second primary non-small lung cancer: analysis of a population-based database

 

All patients (N = 1075)

Sex

 Female

675 (62.8%)

 Male

400 (37.2%)

Marital status

 Married

566 (52.6%)

 Single

462 (43.0%)

 Unknown

47 (4.4%)

Race

 White

927 (86.2%)

 Black

89 (8.3%)

 Other

59 (5.5%)

Time interval (months)

21.8 (28.9)

Surgical sequence

 Surgery - Surgery

609 (56.7%)

 Surgery - No surgery

240 (22.3%)

 No surgery - Surgery

22 (2.0%)

 No surgery - No surgery

204 (19.0%)

Tumor site relation

 Bilateral

698 (64.9%)

 Ipsilateral

377 (35.1%)