Table 1 Characteristics of study population (N = 2274).

From: Multiple time measurements of multidimensional psychiatric states from immediately before the COVID-19 pandemic to one year later: a longitudinal online survey of the Japanese population

All

2274 (100%)

       

Sex

Male

Female

      
 

1225 (54%)

1049 (46%)

      

Marital status

Not married

Married

      
 

801 (35%)

1473 (65%)

      

Age of youngest child in the household

No children

0–3

4–6

7–9

10–12

13–15

16–18

19–

 

1254 (55%)

160 (7%)

90 (4%)

101 (4%)

106 (5%)

100 (4%)

101 (4%)

362 (16%)

Household income

Lowest

2nd

3rd

4th

Highest

Missing

  
 

567 (25%)

495 (22%)

409 (18%)

222 (10%)

382 (17%)

199 (9%)

  

Job

No job

Self-

employed

Employee

Other

    
 

375 (16%)

517 (23%)

1177 (52%)

205 (9%)