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Table 2 Patient characteristics of pulmonary lesions

From: “Low-age, low-frequency” lung cancer screening strategies maybe adaptable to the situation in China

Variables

Group A

n = 2033

N(%)or median

Group B

n = 2612

N(%)or median

P value

AGE

  

P = 0.105

 Median

57

56

 

GENDER

  

P < 0.05

 Male

1124 (55.3)

1170 (44.8)

 

 Female

909 (44.7)

1442 (55.2)

SMOKING HISTORY

  

P < 0.05

 Never

1234 (60.7)

1846 (70.7)

 

 Quit smoking

526 (25.9)

549 (21.0)

 Not quitting smoking

273 (13.4)

217 (8.3)

FAMILY HISTORY OF TUMOR

  

P < 0.05

 None

1634 (80.4)

2079(79.6)

 

 Lung cancer

159 (7.8)

264 (10.1)

 Other cancer

240 (11.8)

269 (10.3)

PREVIOUS HISTORY OF TUMOR

  

P < 0.05

 None

1783 (87.7)

2405 (92.1)

 

 Lung cancer

35 (1.7)

26 (1.0)

 Other cancer

215 (10.6)

181 (6.9)

COMORBIDITIES

  

P < 0.05

 None

1307(64.3)

1794(68.7)

 

 Hypertension

468 (23.0)

497 (19.0)

 Diabetes

122 (6.0)

159 (6.1)

 Coronary heart disease

36 (1.8)

70 (2.7)

 Chronic pulmonary disease

100 (5.0)

92 (3.5)

HIGH RISK

GROUP OF LUNG CANCER

823 (40.5)

744 (28.5)

P < 0.05

  1. High-risk groups according to NCCN: 1-The first group consists of individuals aged 55 to 74 years with a smoking history of 30 or more pack-years who currently smoke or, if former smokers, have quit within the last 15 years. 2-The second category includes individuals aged 50 years or older with a smoking history of 20 or more pack-years and at least one additional risk factor. These additional risk factors may include a personal history of cancer or lung disease, a family history of lung cancer, exposure to radon, and occupational exposure to carcinogens