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Table 3 Incidence, incidence rate ratio and hazard ratio of time until different type of psychiatric disorders between IDA group and non-IDA group

From: Psychiatric disorders risk in patients with iron deficiency anemia and association with iron supplementation medications: a nationwide database analysis

 

IDA

Non-IDA

  

Variables

Event

PY

Ratea

Event

PY

Rate†

IRR

Adjusted HR‡

(95% CI)

(95% CI)

Overall

5408

118,071.60

45.80

8506

253,762.48

33.52

1.37 (1.32–1.41)***

1.52 (1.45–1.59)***

Anxiety disorders

1183

143,459.13

8.25

1739

291,222.14

5.97

1.38 (1.28–1.49)***

1.47 (1.33–1.63)***

Depression

940

144,477.03

6.51

1397

292,544.68

4.78

1.36 (1.25–1.48)***

1.49 (1.33–1.66)***

Psychotic disorders

138

148,802.23

0.93

216

298,418.90

0.72

1.28 (1.04–1.59)*

1.41 (1.07–1.86)*

Bipolar disorders

70

149,237.96

0.47

130

298,949.78

0.43

1.08 (0.81–1.44)

1.18 (0.79–1.74)

Sleep disorders

4870

121,755.17

40.00

7590

259,317.13

29.27

1.37 (1.32–1.42)***

1.53 (1.46–1.61)***

RLS

54

149,295.29

0.36

67

299,237.33

0.22

1.62 (1.13–2.31)**

1.30 (0.80–2.12)

  1. IRR Incidence rate ratio, PY Person-years; aRate, incidence rate in per 1000 person-years; ***p <  0.001, **p <  0.01, *p <  0.05; ‡Adjusted for age, gender, income level, hypertension, DM, dyslipidemia, CAD, stroke, CKD, cirrhosis, hyperthyroidism, hypothyroidism, COPD, iron supplementation and area
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BMC Psychiatry

ISSN: 1471-244X

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