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Table 1 Patient characteristics according to diagnoses years

From: Collateral effects of the coronavirus disease 2019 pandemic on lung cancer diagnosis in Korea

 

2020

(Feb–Jun)

(n = 169)

2017–19

(Feb–Jun)

(n = 443)

P value

Age at diagnosis, mean ± SD

69.4 ± 11.1

69.0 ± 10.6

0.637

Sex, Female

53 (31.4%)

135 (30.5%)

0.832

Performance, ECOG 0–2, (%)

91.7%

93.2%

0.686

Smoking, never smoker, (%)

34.4%

29.3%

0.443

Subtype

  

0.807

 NSCLC

146 (86.4%)

386 (87.1%)

 

 SCLC

23 (13.6%)

57 (12.9%)

 

Stage of NSCLC

  

0.015*

 IA–IB

31 (21.2%)

98 (25.4%)

 

 IIA–IIB

6 (4.1%)

47 (12.2%)

 

 IIIA–IIIC

28 (19.2%)

76 (19.7%)

 

 IVA–IVB

81 (55.5%)

165 (42.7%)

 

Stage of SCLC

  

0.042

 Limited disease

11 (47.8%)

14 (24.6%)

 

 Extensive disease

12 (52.2%)

43 (75.4%)

 
  1. SD standard deviation, ECOG Eastern Cooperative Oncology Group, NSCLC non-small cell lung cancer, SCLC small cell lung cancer
  2. *Statistical significance was tested by the linear by linear association