Table 1

Sample characteristics and prevalence of injuries by data source (weighted)

Total (Unwtd N = 2047)

Males (Unwtd N = 1081)

Females (Unwtd N = 966)

%

95% CI

%

95% CI

%

95% CI


Rural

17.2

(15.7, 18.7)

17.2

(15.1, 19.2)

17.2

(14.9, 19.6)

Age group

12–14 years

34.0

(31.5, 36.6)

35.0

(31.6, 38.4)

33.0

(29.2, 36.8)

15–17 years

39.4

(36.7, 42.0)

38.9

(35.3, 42.5)

39.9

(36.0, 43.8)

18–19 years

26.6

(24.1, 29.1)

26.1

(22.8, 29.3)

27.2

(23.3, 31.1)


Injury measures

Self-reported1

18.8

(16.9, 20.7)

22.1

(19.1, 25.0)

15.3

(12.7, 17.8)

Administratively-def2

25.0

(22.9, 27.1)

28.0

(24.9, 31.0)

21.7

(18.6, 24.7)

Physician's office3

17.1

(15.2, 18.9)

19.5

(16.8, 22.1)

14.4

(11.9, 17.0)

ED/inpatient4

13.4

(11.8, 15.0)

15.5

(13.1, 18.0)

11.0

(8.9, 13.1)

1–2 injury visits5

16.5

(14.8, 18.3)

18.2

(15.7, 20.8)

14.6

(12.2, 17.0)

> = 3 injury visits5

8.2

(6.7, 9.6)

9.7

(7.6, 11.9)

6.4

(4.5, 8.3)


CI = Confidence Interval; def=defined; ED = emergency department; unwtd = unweighted

1 Self-reported injury, identified using survey data

2 Administratively-defined injury, identified in the hospitalization or physician billing databases

3 At least 1 documented physician's office visit for injury within 1 year prior to the interview

4 Any documented emergency department or inpatient visits for injury within 1 year prior to interview

5 Number of physician visits (any location) for injury (based on physician billing data only)

Potter et al. BMC Health Services Research 2005 5:15   doi:10.1186/1472-6963-5-15

Open Data