Table 1. Demographics of study patients before/after matching.
| Factors | After exclusion step 3 | After exclusion step 4 | ||
|---|---|---|---|---|
| pre-MTE (n = 17700) | MTE(n = 14196) | pre-MTE (n = 13120) | MTE (n = 13120) | |
| Age (yr), median (IQR) | 49 (32–69) | 50 (33–70)** | 52 (34–71) | 51 (33–71) |
| Male patients, n (%) | 9383 (53.0) | 7406 (52.2) | 6887 (52.5) | 6828 (52.0) |
| Arrival time 09:00–21.59, n (%) | 13343 (75.4) | 10626 (74.9)* | 9972 (76.0) | 9737 (74.2)** |
| Patient disposition: Discharged, n (%) | 11923 (67.4) | 9258 (65.2)** | 8380 (63.9) | 8446 (64.4) |
| Patient disposition: NAs, n (%) | 5 (<0.01) | 1 (<0.01) | / | / |
| ESI category 1, n (%) | 179 (1.0) | 124 (0.9) | 121 (0.9) | 124 (0.9) |
| ESI category 2, n (%) | 3191 (18.0) | 3214 (22.6)** | 3115 (23.7) | 3214 (24.5) |
| ESI category 3, n (%) | 6533 (36.9) | 5769 (40.6)** | 5867 (44.7) | 5768 (44.0) |
| ESI category 4, n (%) | 6026 (34.0) | 3725 (26.2)** | 3728 (28.4) | 3725 (28.4) |
| ESI category 5, n (%) | 289 (1.6) | 630 (4.4)** | 289 (2.2) | 289 (2.2) |
| ESI category NAs, n (%) | 1482 (8.4) | 734 (5.2) | / | / |
* p value <0.05
** p value <0.01