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Table 1 Characteristics of the sample stratified by being bothered by symptoms of depression (PHQ-2 ≥ 2)

From: Income and education predict elevated depressive symptoms in the general population: results from the Gutenberg health study

 

Total sample (n = 12,484)

Comparison

p

PHQ-2 < 2

(9605/12484)

PHQ-2 ≥ 2

(2879/12484)

Age, years, mean ± SD

54.6 ± 10.9 (12484)

54.9 ± 11.0 (9605)

53.4 ± 10.6 (2879)

< 0.0001*

Female, % (N)

48.5% (6054/12484)

46.4% (4456/9605)

55.5% (1598/2879)

< 0.0001

Living with partner, yes, % (N)

82.1% (10,249/12483)

84% (8067/9604)

75.8% (2182/2879)

< 0.0001

School education, % (N)

 9 years

37.4% (4665/12484)

37.1% (3564/9605)

38.2% (1101/2879)

0.139

 10 years

23.4% (2919/12484)

23.2% (2230/9605)

23.9% (689/2879)

0.221

 12–13 years

38.5% (4806/12484)

39% (3743/9605)

36.9% (1063/2879)

0.025

 other school graduations

0.4% (55/12484)

0.4% (40/9605)

0.5% (15/2879)

0.280

 no graduation

0.3% (39/12484)

0.3% (28/9605)

0.4% (11/2879)

0.276

Professional education, % (N)

 apprenticeship/vocational school

46.1% (5759/12484)

45.3% (4351/9605)

48.9% (1408/2879)

<  0.0001

 master/technical school

15.4% (1926/12484)

15.6% (1499/9605)

14.8% (427/2879)

0.163

 university/university of applied sciences

29.9% (3730/12484)

31% (2981/9605)

26% (749/2879)

<  0.0001

 other professional graduations

2.7% (336/12484)

2.7% (258/9605)

2.7% (78/2879)

0.499

 without professional graduation

5.9% (733/12484)

5.4% (516/9605)

7.5% (217/2879)

<  0.0001

Employment status, % (N)

 no

37.1% (4635/12482)

37.7% (3622/9603)

35.2% (1013/2879)

0.007

 yes, full-time employed

45.8% (5720/12482)

46% (4413/9603)

45.4% (1307/2879)

0.307

 yes, part-time employed

13.4% (1670/12482)

13% (1245/9603)

14.8% (425/2879)

0.007

 yes, marginally employed

3.7% (457/12482)

3.4% (323/9603)

4.7% (134/2879)

0.001

SES1 (3–21), mean ± SD

13.2 ± 4.4 (12484)

13.4 ± 4.4 (9605)

12.5 ± 4.2 (2879)

< 0.0001*

Education sum score (1–7), mean ± SD

3.9 ± 2.2 (12484)

3.9 ± 2.2 (9605)

3.8 ± 2.1 (2879)

< 0.0001*

Occupation sum score (1–7), mean ± SD

4.8 ± 1.6 (12484)

4.9 ± 1.6 (9605)

4.6 ± 1.5 (2879)

< 0.0001

Household net-income (1–7), mean ± SD

4.5 ± 1.7 (12484)

4.6 ± 1.7 (9605)

4.1 ± 1.8 (2879)

< 0.0001

PHQ-2 ≥ 2 at T0, % (N)

23.1% (2879/12484)

23.1% (2879/12484)

PHQ-2 ≥ 2 at T1, % (N)

23.2% (2898/12484)

15.1% (1455/9605)

50.1% (1443/2879)

< 0.0001

PHQ-2 score at T0, mean ± SD

0.9 ± 1.0 (12484)

0.4 ± 0.5 (9605)

1.7 ± 1.6 (2879)

< 0.0001*

PHQ-2 score at T1, mean ± SD

0.8 ± 1.2 (12484)

0.6 ± 0.9 (9605)

1.7 ± 1.6 (2879)

< 0.0001*

MH2 of depressive disorder, yes, % (N)

11.5% (1433/12472)

7.1% (683/9599)

26.1% (750/2873)

< 0.0001

GAD-2 score, mean ± SD

0.9 ± 1.1 (12436)

0.6 ± 0.8 (9569)

1.8 ± 1.4 (2867)

< 0.0001*

MH2 of anxiety disorder, yes, % (N)

7.1% (880/12475)

4.7% (447/9601)

15% (433/2874)

< 0.0001

CVD3, % (N)

6.3% (776/12313)

6.2 (589/9478)

6.6% (187/2835)

0.455

Cancer, % (N)

8.7% (1082/12476)

8.5% (817/9599)

9.2% (265/2877)

0.242

Diabetes, % (N)

8.5% (1062/12484)

8.4% (805/9605)

8.9% (257/2622)

0.361

COPD4, % (N)

4.7% (583/12484)

4.2% (408/9605)

6.1% (175/2879)

< 0.0001

Asthma, % (N)

2.7% (334/12484)

2.5% (240/9605)

3.3% (94/2879)

0.028

Major medical diseases5, % (N)

23.5% (2907/12363

22.8% (2186/9513)

25% (721/2850)

0.011

  1. Data are described as mean ± standard deviation (n) or percentage with proportional numbers in brackets (n/n)
  2. 1SES Socioeconomic status
  3. 2MH Medical history
  4. 3CVD Cardiovascular diseases, e.g. coronary heart diseases, stroke or medicated heart failure
  5. 4COPD Chronic obstructive lung disease
  6. 5Major medical diseases = any of the following diseases: CVD Cancer, diabetes, COPD Asthma
  7. *boldface indicates p < 0.5 for odds ratios