Jobs Pressure
0 = No
1 = Yes

Work Shifts
0 = No
1 = Yes and Occasionally
2 = Yes and Regularly

Financial Pressure
0 = No
1 = A Little
2 = A Lot

1 = Below18
2 = 18-20
3 = 21-24
4 = 25-29
5 = 30-34
6 = 35-39
7 = 40-44
8 = 45-49
9 = 50-54
10 = 55-59
11 = 60-64
12 = 65 or Above

Household Income
0 = Nil
1 = Below 3000
2 = 3000-3999
3 = 4000-4999
4 = 5000-5999
5 = 6000-6999
6 = 7000-7999
7 = 8000-8999
8 = 9000-9999
9 = 10000-14999
10 = 15000-19999
11 = 20000-24999
12 = 25000-29999
13 = 30000-34999
14 = 35000-39999
15 = 40000-49999
16 = 50000-74999
17 = 75000-99999
18 = 100000 or Above

Education Level
1 = No Formal Schooling
2 = Primary
3 = Junior Secondary
4 = Senior Secondary
5 = Matriculated
6 = Post Secondary
7 = University

1 = Central and Western
2 = Wan Chai
3 = Eastern
4 = Southern
5 = Yau Tsim Mong
6 = Sham Shui Po
7 = Kowloon City
8 = Wong Tai Sin
9 = Kwun Tong
10 = Kwai Tsing
11 = Tsuen Wan
12 = Tuen Mun
13 = Yuen Long
14 = North
15 = Tai Po
16 = Sha Tin
17 = Sai Kung
18 = Islands

Living Unit
1 = Private Home
2 = HOS Home
3 = TPS Home
4 = Private Housing
5 = HOS Housing Private
6 = Public Housing

1 = <30
2 = 30-49
3 = >50

Sex
1 = Male
2 = Female

Territories
1 = Hong Kong Island
2 = Kowloon
3 = New Territories

Validation
0 = Otherwise
1 = Invalidated case

0 = Otherwise
1 = Suspicious case