Table 1 Severity of depression and anxiety and age-adjusted prevalence of moderate depression and anxiety (symptoms and report of ever having received a diagnosis) by city and sex

 No symptom (< 5)

784

(76.7)

902

(63.1)

807

(70.1)

827

(56.1)

1591

(73.2)

1729

(59.5)

 Mild depression (5–9)

198

(19.4)

407

(28.5)

259

(22.5)

444

(30.1)

457

(21.0)

851

(29.3)

 Moderate depression (10–14)

29

(2.8)

87

(6.1)

56

(4.9)

138

(9.4)

85

(3.9)

225

(7.8)

 Major depression (15–19)

9

(0.9)

27

(1.9)

24

(2.1)

52

(3.5)

33

(1.5)

79

(2.7)

 Major depression- severe (≥ 20)

2

(0.2)

7

(0.5)

5

(0.4)

13

(0.9)

7

(0.3)

20

(0.7)

Age-standardised prevalence of moderate depression PHQ9 ≥ 10 (95% CI)

3.7

(2.7, 5.0)

8.1

(6.8, 9.6)

6.9

(5.5, 8.6)

13.3

(11.7, 15.2)

5.4

(4.5, 6.4)

10.7

(9.6, 11.9)

Age-standardised prevalence ever diagnosed with depression^a (95% CI) (missing = 11)

2.6

(1.8, 3.9)

6.7

(5.5, 8.2)

1.3

(0.1, 2.2)

3.5

(2.7, 4.5)

2.0

(1.5, 2.7)

5.1

(4.3, 5.9)

 No symptoms (< 5)

888

(86.9)

1070

(74.8)

957

(83.2)

1053

(71.4)

1845

(84.9)

2123

(73.1)

 Mild anxiety (5–9)

112

(11.0)

292

(20.4)

150

(13.0)

312

(21.2)

262

(12.1)

604

(20.8)

 Moderate anxiety (10–14)

14

(1.4)

46

(3.2)

34

(3.0)

73

(5.0)

48

(2.2)

119

(4.1)

 Severe anxiety (≥ 15)

8

(0.8)

22

(1.5)

10

(0.9)

36

(2.4)

18

(0.8)

58

(2.0)

Age-standardised prevalence of moderate anxiety GAD-7 ≥ 10 (95% CI)

3.8

(2.8, 5.2)

7.6

(6.3, 9.1)

2.2

(1.4, 3.3)

4.9

(3.8, 6.1)

3.0

(2.4, 3.9)

6.2

(5.4, 7.2)

Age-standardised prevalence ever diagnosed with anxiety^b (95% CI) (missing = 12)

4.1

(3.0, 5.6)

12.1

(10.5, 14.0)

2.0

(1.2, 3.0)

5.7

(4.6, 7.0)

3.0

(2.3, 3.9)

8.9

(7.9, 10.0)