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Table 2 Incidence and hazard ratios of mortality and associated risk factors

From: Survival outcome and mortality rate in patients with migraine: a population-based cohort study

 

HR (95% CI)

Event no

Person-years

Rate

Crude

Adjusteda

Adjusteda

Migraine

 None

5567

582,126

9.74

1.00

1.00

 

 Total

1167

146,776

7.95

0.82(0.77, 0.87)***

0.81(0.76, 0.87)***

 

 Status migrainosus

401

44,471

9.02

0.92(0.83, 1.02)

0.89(0.80, 0.98)*

1.00

 Non-status migraine

766

102,304

7.49

0.77(0.72, 0.83)***

0.78(0.72, 0.84)***

0.89(0.79, 0.99)*

Age, year

 20–49

1753

475,258

3.69

1.00

1.00

1.00

 50–64

1667

171,118

9.74

2.65(2.48, 2.84)***

2.57(2.40, 2.75)***

3.05(2.58, 3.61)***

 65+

3414

82,525

41.4

11.4(10.8, 12.1)***

10.5(9.84, 11.1)***

12.4(10.6, 14.4)***

Sex

 Female

3693

538,264

6.86

1.00

1.00

1.00

 Male

3141

190,637

16.5

2.41(2.29, 2.52)***

1.78(1.70, 1.87)***

1.96(1.74, 2.21)***

Comorbidity

 Depression

  No

5771

643,710

8.97

1.00

1.00

1.00

  Yes

1063

85,192

12.5

1.41(1.32, 1.50)***

1.33(1.24, 1.43)***

1.27(1.07, 1.52)**

 Mental disorders

  No

2279

320,327

7.11

1.00

1.00

1.00

  Yes

4555

408,575

11.2

1.56(1.49, 1.64)***

1.19(1.12, 1.27)***

1.19(1.02, 1.39)*

 Insomnia

  No

1985

263,064

7.55

1.00

1.00

1.00

  Yes

4849

465,838

10.4

1.41(1.34, 1.48)***

0.95(0.89, 1.00)

1.05(0.92, 1.21)

 Alcohol-related illness

  No

6367

708,326

8.99

1.00

1.00

1.00

  Yes

467

20,575

22.7

2.61(2.37, 2.86)***

2.18(1.98, 2.40)***

1.95(1.53, 2.49)***

 Anxiety

  No

3970

463,834

8.56

1.00

1.00

1.00

  Yes

2864

265,067

10.8

1.27(1.21, 1.33)***

0.81(0.76, 0.87)***

0.79(0.67, 0.92)**

  1. Rate per 1000 person-years
  2. a: multivariable analysis of age, sex, and comorbidities of depression, mental disorders, insomnia, alcohol-related illness, and anxiety
  3. *P < 0.05, ** P < 0.01, ***P < 0.001