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Table 3 Incidences and hazard ratios of individual outcomes for hip fracture and control cohorts

From: The incidence of mental disorder increases after hip fracture in older people: a nationwide cohort study

Outcome

Depression

Hip fracture

Hazard ratio (95% confidence interval)

Event

PY

IR

Event

PY

IR

Crude

Adjusted

Depression

35

7733

0.5

58

7271

0.8

1.67 (1.10–2.55)*

1.58 (1.03–2.43)*

Drug-induced mental disorders

1

7931

0.0

1

7576

0.01

1.01 (0.06–16.1)

1.35 (0.08–22.8)

Transient mental disorders

4

7912

0.1

14

7526

0.19

3.70 (1.21–11.2)*

3.79 (1.21–11.8)*

Persistent mental disorder

6

7922

0.1

17

7557

0.22

3.04 (1.19–7.71)*

2.23 (0.85–5.84)

Dementias

31

7885

0.4

48

7468

0.64

1.65 (1.05–2.60)*

1.66 (1.04–2.65)*

  1. Controlling for sex, age, area, every comorbidity and drug in Table 2
  2. Abbreviations: PY Person-years, IR Incidence rate (per 100 person-years)
  3. *P < 0.05