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Table 4 Somatic comorbidity among twins with depression and anxiety in the Norwegian twin registry

From: Co-occurrence of IBS and symptoms of anxiety or depression, among Norwegian twins, is influenced by both heredity and intrauterine growth

 

Case–control population (N = 6374)

Depression

Anxiety

Cases N (%)

Controls N (%)

OR (95% CI)

Cases N (%)

Controls N (%)

OR (95% CI)

N = 985

N = 5389

N = 830

N = 5544

Female

673 (68.3)

3008 (55.8)

1.7 (1.5, 1.9)

610 (73.5)

3071 (55.4)

2.2 (1.9, 2.6)

Sleep disorder

220 (22.3)

287 (5.3)

5.1 (4.2, 6.2)

205 (24.7)

302 (5.4)

5.7 (4.7, 6.9)

Frequent headache

179 (18.2)

534 (9.9)

2.0 (1.7, 2.4)

176 (21.2)

537 (9.7)

2.5 (2.1, 3.0)

Long-lasting muscles pain

82 (8.3)

185 (3.4)

2.5 (1.9, 3.3)

83 (8.9)

184 (3.3)

3.2 (2.5, 4.2)

Dyspepsia

71 (7.2)

173 (3.2)

2.2 (1.8, 3.1)

74 (8.9)

170 (3.1)

3.1 (2.3, 4.1)

Diabetes

10 (1)

38(0.7)

1.4 (0.7, 2.9)

10 (1.2)

38 (0.7)

1.8 (0.9, 3.6)

Irritable bowel syndrome

77(11.9)

259 (4.5)

2.8 (2.1, 3.7)

95 (11.4)

2841(4.3)

2.8 (2.2, 3.7)

Depression

   

510 (61.4)

475 (8.6)

17.0 (14.3, 20.1)

Anxiety

510 (51.8)

320 (5.9)

17.0 (14.3, 20.1)

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