Skip to main content

Table 1 Characteristics of patients with episodic migraine and chronic migraine: physician-reported data

From: Real-world treatment patterns and patient-reported outcomes in episodic and chronic migraine in Japan: analysis of data from the Adelphi migraine disease specific programme

Patient characteristic

Cohort

Total

(N = 977)

p-value

Episodic migraine

(N = 923)

Chronic migraine

(N = 54)

Age (years), mean (SD)

44.4 (14.6)

46.3 (13.2)

44.5 (14.5)

0.351a

Female, n (%)

711 (77.0)

43 (79.6)

754 (77.2)

0.658b

Body mass index (kg/m2), mean (SD)

21.7 (3.3)

21.9 (3.3)

21.7 (3.3)

0.627a

Smoking status, n (%)

   

0.200b

 Current smoker

105 (11.8)

9 (17.3)

114 (12.1)

 

 Ex-smoker

90 (10.1)

2 (3.8)

92 (9.7)

 

 Has never smoked

698 (78.2)

41 (78.8)

739 (78.2)

 

No. of migraine headache days (average per month), mean (SD)

3.0 (2.8)

10.8 (7.8)

3.4 (3.8)

< 0.001a

Also had tension-type headaches, n (%)

194 (21.0)

21 (38.9)

215 (22.0)

0.002b

Also had medication-overuse headaches, n (%)

36 (3.9)

14 (25.9)

50 (5.1)

< 0.001c

Home circumstances, n (%)

 Lives with spouse/partner

515 (57.7)

34 (66.7)

549 (58.2)

0.205b

 Lives with other family

204 (22.8)

15 (29.4)

219 (23.2)

0.280b

 Lives with friends

1 (0.1)

0

1 (0.1)

1.000c

 Lives alone

190 (21.3)

5 (9.8)

195 (20.7)

0.049b

Employment status, n (%)

   

0.131c

 Full-time

433 (48.0)

23 (45.1)

456 (47.8)

 

 Part-time

126 (14.0)

3 (5.9)

129 (13.5)

 

 Student

35 (3.9)

1 (2.0)

36 (3.8)

 

 Unemployed

104 (11.5)

8 (15.7)

112 (11.8)

 

 Retired

12 (1.3)

3 (5.9)

15 (1.6)

 

 Homemaker

187 (20.7)

13 (25.5)

200 (21.0)

 

 Other

5 (0.6)

0

5 (0.5)

 

Patient with any comorbidity, n (%)

455 (49.3)

29 (53.7)

484 (49.5)

0.529b

Total no. of comorbidities (max = 37)d, mean (SD)

1.8 (1.2)

2.1 (1.8)

1.8 (1.3)

0.378a

  1. Continuous variables are reported as mean (standard deviation [SD]) for non-missing observations; percentages are calculated as proportion of non-missing data
  2. at-test
  3. bChi-squared test
  4. cFisher’s exact test
  5. dMean number of comorbidities among patients with comorbidities