Skip to main content

Table 1 Effective sample size of each racial or ethnic group

From: Assessing racial disparities in healthcare expenditure using generalized propensity score weighting

 

White

Hispanic

Non-Hispanic Asian

Non-Hispanic Black

Total

Unadjusted1

9830

5280

1431

3905

20,446

Conventional ATT2

9830

1837.92

155.01

1792.98

13,615.91

OWATT3

9830

3677.27

1105.31

2128.12

16,740.70

ATT Trimming (0.05)

9830

2728.68

495.78

2242.28

15,296.74

ATT Trimming (0.1)

9830

2645.63

260.80

1617.05

14,353.48

ATT Trimming (0.15)

9830

1559.88

106.04

1087.12

12,583.04

ATT Truncation (0.05)

9830

3218.58

1118.54

2543.93

16,711.05

ATT Truncation (0.1)

9830

4040.73

1302.78

3130.08

18,303.59

ATT Truncation (0.15)

9830

4521.17

1359.23

3452.28

19,162.68

  1. 1Unadjusted means the simple difference in means of the two comparison groups without weighting
  2. 2The original ATT estimation based on propensity score weighting but without handling positivity assumption violation
  3. 3Overlap weighted ATT