Table 1

Characteristics of the whole cohort and subgroups with different illness conditions and medical expense levels
Presence of chronic disease Presence of inpatient treatment Medical expense
Variables Whole cohort Yes No Yes No High Low
Total sample 2607 1566 1041 1540 1067 1301 1306
Data on household
Household size 4.72 (1.41) 4.70 (1.40) 4.74 (1.41) 4.73 (1.39) 4.71 (1.43) 4.84 (1.41) 4.60 (1.39)
  p-value 0.505 0.669 <0.001
Younger than 18*
0 11.12 11.05 11.24 10.71 11.72 9.53 12.71
1 77.37 76.76 78.29 77.41 77.41 78.79 75.96
2 8.21 8.75 7.4 8.7 7.5 8.15 8.27
3 2.57 2.87 2.11 2.53 2.62 2.69 2.45
4 0.46 0.38 0.58 0.52 0.37 0.46 0.46
5 0.23 0.19 0.29 0.19 0.28 0.31 0.15
6 0.04 0 0.1 0 0.09 0.08 0
p-value 0.509 0.726 0.934
Older than 65*
0 69.97 70.24 69.55 69.35 70.85 66.95 72.97
1 23.21 22.29 24.59 23.31 23.06 25.44 20.98
2 5.56 5.94 5 5.84 5.15 6.38 4.75
3 0.5 0.7 0.19 0.52 0.47 0.46 0.54
4 0.58 0.64 0.48 0.65 0.47 0.61 0.54
5 0.19 0.19 0.19 0.32 0 0.15 0.23
p-value 0.305 0.465 0.029
Public insurance coverage* 91.16 (19.14) 91.20 (19.21) 91.09 (19.04) 90.72 (19.82) 91.80 (18.10) 91.36 (18.85) 90.96 (19.43)
p-value 0.881 0.150 0.595
Private insurance coverage* 90.68 (18.40) 90.46 (18.9) 91.01 (17.5) 90.83 (18.01) 90.46 (18.9) 90.38 (18.4) 90.98 (18.43)
p-value 0.447 0.614 0.403
Location*
Taipei 32.72 33.27 31.89 32.47 33.08 33.13 32.31
Northern 16.88 16.91 16.91 17.01 16.68 17.14 16.62
Central 17.38 16.54 18.64 17.27 17.53 17.22 17.53
Southern 14.46 14.81 13.93 14.09 15 14.53 14.4
Kaoping 15.42 15.33 15.56 15.84 14.81 14.83 16
Eastern 3.15 3.19 3.07 3.31 2.91 3.15 3.14
p-value 0.801 0.939 0.973
Income 17283 17132 17510 17339 17202. 20497 14082
(6950) (7125) (6674) (6936) (6973) (6846) (5405)
p-value 0.168 0.621 <0.001
Data on household head
Age*
<20 1.76 1.72 1.83 1.95 1.5 1.61 1.91
21-30 8.59 7.6 10.09 7.92 9.56 9.3 7.89
31-40 3.07 3.13 3.98 3.05 3.09 3.46 2.68
41-50 36.59 37.16 35.73 37.08 35.9 37.74 35.45
51-60 39.62 40.36 38.52 39.81 39.36 37.89 41.35
>60 10.36 10.03 10.85 10.19 10.59 9.99 10.72
p-value 0.318 0.691 0.272
Gender*
Male 61.80 61.94 61.58 61.69 61.95 60.88 62.71
p-value 0.883 0.925 0.356
Education*
<Middle school 18.26 19.16 16.91 18.12 18.46 17.29 19.22
High school 34.79 34.42 35.35 33.77 36.27 35.59 34
Bachelor 38.36 38.38 38.33 39.09 37.3 38.28 38.44
>Bachelor 8.59 8.05 9.41 9.03 7.97 8.84 8.35
p-value 0.354 0.470 0.576
Marital status*
Single 16.92 17.11 16.62 16.88 16.96 16.22 17.61
Married 68.66 67.5 70.41 69.55 67.39 69.1 68.22
Divorced 8.17 8.43 7.78 7.73 8.81 8.15 8.19
Widowed 6.25 6.96 5.19 5.84 6.84 6.53 5.97
p-value 0.228 0.505 0.765
Occupation*
Government 17.18 16.48 18.25 17.34 16.96 10.91 23.43
State-owned Co 11.93 12.45 11.14 12.6 10.97 9.53 14.32
Private Co 37.63 36.72 39 36.6 34.68 46.66 28.64
Self-employed 19.52 19.86 19.02 18.64 20.81 27.06 12.02
Farmer 8.52 8.43 8.65 8.9 7.97 5.84 11.18
Unemployed 2.07 2.55 1.34 2.14 1.97 0 4.13
Retired 2.57 3 1.92 2.4 2.81 0 5.13
Other 0.58 0.51 0.67 0.39 0.84 0 1.15
p-value 0.152 0.496 <0.001

Note: Values presented are mean (standard deviation) or percentage for variables marked by *. Income values are in USD.

Fang et al.

Fang et al. BMC Public Health 2013 13:743   doi:10.1186/1471-2458-13-743

Open Data