Table 2.
Clinical outcomes of patients between thrombectomy and medical management group before and after PSM.
| Characteristic | Before PSM | After PSM | ||||||
|---|---|---|---|---|---|---|---|---|
| MT group (n = 43) | MT group (n = 62) | p-value | OR (95% CI) | MT group (n = 43) | MM group (n = 43) | p-value | OR (95% CI) | |
| sICH, n (%) | 3 (7.0) | 3 (4.8) | 0.687 | 1.475 (0.283–7.679) | 3 (7.0) | 2 (4.7) | 1.000 | 1.538 (0.244–9.70) |
| Death in hospital, n (%) | 4 (9.3) | 4 (4.7) | 0.714 | 1.478 (0.351–6.303) | 4 (9.3) | 3 (7.0) | 1.000 | 1.368 (0.287–6.512) |
| Death at 90 days, n (%) | 5 (11.6) | 4 (6.5) | 0.482 | 1.908 (0.481–7.561) | 5 (11.6) | 3 (7.0) | 0.713 | 1.754 (0.392–7.852) |
| Pulmonary infection, n (%) | 10 (23.3) | 14 (22.6) | 0.935 | 1.039 (0.412–2.619) | 10 (23.3) | 10 (23.3) | 1.000 | 1.000 (0.368–2.720) |
| NIHSS score at 7 days, median (IQR) | 2 (1.5) | 4 (2.75.7.25) | 0.042 | 2 (1.5) | 4 (2.8) | 0.058 | ||
| mRS at 7 days, median (IQR) | 1 (1.3) | 3 (1.4) | 0.033 | 1 (1.3) | 2 (1.4) | 0.078 | ||
| mRS (0–1) at 90 days, n (%) | 33 (76.7) | 28 (45.2) | 0.001 | 4.007 (1.685–9.531) | 33 (76.7) | 22 (51.2) | 0.013 | 3.15 (1.247–7.954) |
| Anterior circulation | 31 (79.5) | 20 (41.7) | 0.000 | 5.425 (2.065–14.255) | 31 (79.5) | 16 (48.5) | 0.006 | 4.117 (1.463–11.584) |
| Posterior circulation | 2 (50.0%) | 8 (57.1) | 1.000 | 0.750 (0.081–6.958) | 2 (50.0) | 6 (60) | 1.000 | 0.667 (0.065–6.871) |
| mRS (0–2) at 90 days, n (%) | 36 (83.7) | 39 (62.9) | 0.002 | 3.033 (1.162–7.919) | 36 (83.7) | 29 (67.4) | 0.079 | 2.483 (0.886–6.959) |
| Anterior circulation | 34 (87.2) | 29 (60.4) | 0.005 | 4.455 (1.479–13.420) | 34 (87.2) | 22 (66.7) | 0.037 | 3.40 (1.039–11.124) |
| Posterior circulation | 2 (50.0) | 10 (71.4) | 0.569 | 0.400 (0.041–3.900) | 2 (50.0) | 7 (70) | 0.580 | 0.429 (0.04–4.637) |
| mRS at 90 days, median (IQR) | 1 (0.1) | 2 (0.3) | 0.039 | 1 (0.1) | 1 (0.3) | 0.096 | ||
| Hospitalization days, day, median (IQR) | 12 (11.15) | 11 (9.15) | 0.131 | 12 (11.15) | 11 (8.15) | 0.120 | ||
Data are n (%), mean (SD), or median (IQR). P-values are based on chi-square, T test, or Wilcoxon signed-rank test; PSM, propensity score matching; MT, mechanical thrombectomy; MM, medical management; sICH, symptomatic intracranial hemorrhages; OR, odds ratio; CI, confidence interval; NIHSS, National Institute of Health Stroke Scale; mRS, modified Rankin Scale; IQR, interquartile range.