Table 2 Area Provider Characteristics and Screening Rates across differing levels of AIAN populations, by county

Percent screened

Mammography (females)

37.32%*

38.67%*

34.10%*

38.74%*

38.52%

Colonoscopy

8.96%*

9.42%*

8.63%*

9.41%*

9.37%

Distance to providers (miles)

Mammography

31.89*

14.93*

45.02*

15.44*

16.88

Colonoscopy

26.15*

10.90*

38.33*

11.34*

12.66

Average number of providers

Mammography

8.32*

15.31*

4.49*

15.01*

14.51

Colonoscopy

5.92*

12.13*

3.88*

11.79*

11.42

Health Professional Shortage Areas (HPSA) primary care

Whole or partial county

332

2071

142

2261

Non-HPSA

38

784

15

807