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Table 1 Cohort data and years comparison
| Variable | Entire cohort | 2010 | 2014 | 2016 | Sigma (2010–2014) | Sigma (2010–2016) | Sigma (2014–2016) |
|---|---|---|---|---|---|---|---|
| N | 168,891 | 53,237 | 56,588 | 59,066 | |||
| Male, N (%) | 83,177 (49.2) | 26,030 (48.9) | 27,970 (49.4) | 29,177 (49.4) | |||
| Age (years), Mean (st. dev) | 58.03 (22.3) | 57.77 (22.4) | 58.13 (22.2) | 58.18 (22.3) | 0.008 | 0.002 | 0.674 |
| Admitted, N (%) | 67,347 (39.9) | 24,727 (46.4) | 21,880 (38.7) | 20,740 (35.1) | 0.000 | 0.000 | 0.000 |
| Discharged, N (%) | 101,544 (60.1) | 28,510 (53.6) | 34,708 (61.3) | 38,326 (64.9) | 0.000 | 0.000 | 0.000 |
| ED time (minutes), Mean (st. dev) | 229.1 (170.6) | 183.6 (127.96) | 237.5 (167.42) | 262.0 (196.36) | 0.000 | 0.000 | 0.000 |
| Delay Time (minutes), Mean (st. dev) | 167.7 (181.93) | 97.25 (94.4) | 178.8 (176.18) | 239.5 (229.79) | 0.008 | 0.000 | 0.000 |
| One-month mortality, N (%) | 7,299 (4.3) | 2,326 (4.4) | 2,533 (4.5) | 2,440 (4.1) | 0.388 | 0.048 | 0.004 |
| Readmission 1 week, N (%) | 11,068 (6.6) | 3,479 (6.5) | 3,619 (6.4) | 3,970 (6.7) | 0.347 | 0.21 | 0.025 |
| Delay > 2 h, N (%) | 31,299 (46.8) | 5,856 (23.7) | 11,679 (53.4) | 13,764 (66.4) | 0.000 | 0.000 | 0.000 |
