Table 5 Checking balance of confounders after stratification
From: Inequality in healthcare costs between residing and non-residing patients: evidence from Vietnam
Mean in treated | Mean in control | Standardized difference | |
|---|---|---|---|
Gender | 0.53 | 0.52 | 0.026 |
Age | 52.01 | 51.09 | 0.055 |
Insurance status | 0.9 | 0.9 | -0.009 |
Education | 1.99 | 1.99 | 0 |
Illness | 2.95 | 2.96 | -0.02 |
Income | 44.02 | 43.36 | 0.019 |
Hospital | 77.17 | 78.66 | -0.042 |