Overall (n = 440) | Pre-COVID-19 (n = 258) | Wuhan pandemic (n = 55) | Post-Wuhan (n = 32) | Beijing pandemic (n = 35) | Post-Beijing (n = 60) | P value | |
---|---|---|---|---|---|---|---|
Serum glucose level (mmol/L), median [IQR] | 6.89 [5.89–8.75] | 6.84 [5.89–8.62] | 7.19 [5.97–9.29] | 6.84 [5.57–8.01] | 6.55 [5.92–8.09] | 7.50 [6.01–9.30] | .616 |
HbA1c (%), median [IQR] | 6.00 [5.70–6.82] | 6.00 [5.70–6.60] | 6.00 [5.65–7.10] | 6.25 [5.62–7.20] | 5.95 [5.80–6.30] | 6.20 [5.75–6.90] | .75 |
LDL level (mmol/L), mean (SD) | 2.56 ± 0.84 | 2.68 ± 0.81 | 2.79 ± 0.95 | 2.44 ± 0.85 | 2.27 ± 0.87 | 2.19 ± 0.62 | .001 |
Cholesterol level (mmol/L), mean (SD) | 4.18 ± 0.97 | 4.30 ± 0.92 | 4.49 ± 1.07 | 4.09 ± 1.04 | 3.76 ± 0.93 | 3.75 ± 0.81 | .001 |
ASPECTS score, median [IQR] | 8 [7–9] | 9 [8-9] | 10 [10-10] | 9 [8–10] | 8 [7–9] | 8 [6–9] | .279 |
MR DWI positive, n(%) | 297 (86.6) | 166 (83.8) | 38 (86.4) | 24 (92.3) | 25 (89.3) | 44 (93.6) | .323 |
Fazekas scale, median [IQR] | 1 [1-2] | 1 [1-1] | 1 [1-2] | 1 [1-2] | 2 [1-2] | 1 [1-2] | .001 |
Cranial vessel stenosis location, n(%) | .110 | ||||||
ACA | 5 (3.2) | 3 (3.5) | 0 (0.0) | 0 (0.0) | 0 (0.0) | 2 (7.7) | |
MCA | 77 (50.0) | 43 (50.0) | 10 (58.8) | 4 (12.5) | 7 (53.8) | 13 (50.0) | |
PCA | 15 (9.7) | 10 (11.6) | 3 (17.6) | 2 (16.7) | 0 (0.0) | 0 (0.0) | |
ICA | 38 (24.7) | 22 (25.6) | 2 (11.8) | 5 (41.7) | 4 (30.8) | 5 (19.2) | |
VA | 3 (1.9) | 1 (1.2) | 0 (0.0) | 1 (8.3) | 1 (7.7) | 0 (0.0) | |
BA | 16 (10.4) | 7 (8.1) | 2 (11.8) | 0 (0.0) | 1 (7.7) | 6 (23.1) | |
Stenosis degree, n(%) | .548 | ||||||
≤ 70% | 302 (68.8) | 176 (68.2) | 38 (69.1) | 20 (62.5) | 23 (65.7) | 45 (75.0) | |
70–99% | 50 (11.4) | 33 (12.8) | 7 (12.7) | 5 (15.6) | 2 (5.7) | 3 (5.0) | |
Occlusion | 88 (20.0) | 49 (19.0) | 10 (18.2) | 7 (21.9) | 10 (28.6) | 12 (20.0) | |
sICH-ECASS II, n(%) | 17 (3.9) | 4 (1.6) | 5 (9.1) | 0 (0.0) | 1 (2.9) | 7 (11.7) | .002 |
sICH-SITS, n(%) | 10 (2.3) | 2 (0.8) | 4 (7.3) | 0 (0.0) | 0 (0.0) | 4 (6.7) | .001 |