Table 2: Patient characteristics by Intervention and Control clinics.

Characteristics

Intervention
(N = 209,533)

Control
(N = 64,133)

p-value

Age (years)

 

 

< 0.0001

Mean (SD)

50.6 (17.85)

52.8 (18.63)

 

Median (25th, 75th)

51 (36, 64)

53 (39, 67)

 

Min, Max

16, 106

16, 105

 

Sex

 

 

< 0.0001

Female

125,344/209,533 (59.8%)

35,436/64,133 (55.3%)

 

Male

84,189/209,533 (40.2%)

28,697/64,133 (44.7%)

 

Race

 

 

< 0.0001

American Indian or Alaska Native

437/209,533 (0.2%)

98/64,133 (0.2%)

 

Asian

8,195/209,533 (3.9%)

1,375/64,133 (2.1%)

 

Black or African American

51,248/209,533 (24.5%)

12,843/64,133 (20.0%)

 

Native Hawaiian or Other Pacific Islander

202/209,533 (0.1%)

42/64,133 (0.1%)

 

Not Reported/Declined

6,374/209,533 (3.0%)

2,026/64,133 (3.2%)

 

Other

7,623/209,533 (3.6%)

1,634/64,133 (2.5%)

 

White

135,454/209,533 (64.6%)

46,115/64,133 (71.9%)

 

Insurance

 

 

< 0.0001

Government

52,417/209,533 (25.0%)

21,020/64,133 (32.8%)

 

Multiple

17,548/209,533 (8.4%)

4,516/64,133 (7.0%)

 

None

4,481/209,533 (2.1%)

1,177/64,133 (1.8%)

 

Private

135,087/209,533 (64.5%)

37,420/64,133 (58.3%)

 

Risk-factors

 

 

 

Alcohol use

2,493/209,533 (1.2%)

803/64,133 (1.3%)

0.2057

Cancer

22,601/209,533 (10.8%)

5,947/64,133 (9.3%)

< 0.0001

Chronic lung disease

13,573/209,533 (6.5%)

4,401/64,133 (6.9%)

0.0006

Diabetes

28,053/209,533 (13.4%)

9,682/64,133 (15.1%)

< 0.0001

HIV/AIDS

754/209,533 (0.4%)

214/64,133 (0.3%)

0.3287

Liver disease

4,427/209,533 (2.1%)

1,072/64,133 (1.7%)

< 0.0001

Smoker

8,284/209,533 (4.0%)

3,806/64,133 (5.9%)

< 0.0001