Skip to main content

Table 5 Unweighted counts, weighted proportions, and mean PHQ-8 days by physically unhealthy days from BRFSS 2006.

From: PHQ-8 Days: a measurement option for DSM-5 Major Depressive Disorder (MDD) severity

Number of physically unhealthy days

Un-weighted (n)

Weighted proportion (%)

95% confidence interval

Mean PHQ-8 Days

95% confidence interval

Weighted prevalence of major depression (%)

95% confidence interval

0

141,421

64.4

63.9 - 64.9

9.4

9.3 - 9.6

1.9

1.7 - 2.1

1 - 6

41,479

20.4

20.1 - 20.8

14.6

14.1 - 15.0

3.6

3.2 - 4.1

7 - 10

9,553

4.1

3.9 - 4.2

21.1

20.1 - 22.0

8.0

6.9 - 9.3

11 - 15

7,059

3.0

2.8 - 3.1

27.6

26.0 - 29.2

12.8

11.0 - 15.0

16 - 20

2,658

1.1

1.0 - 1.2

32.0

29.7 - 34.2

14.8

12.3 - 17.7

21 - 30

19,664

7.0

6.8 - 7.2

34.1

32.8 - 35.3

20.1

18.7 - 21.6