表 1. Analysis of demographic and clinical characteristics of the three groups (n=12).
3组一般人口学资料及临床指标分析（n=12）
| Clinical characteristic | PSCI group | Non-PSCI group | NC group | F/t/χ2 | P |
| BMI: Body mass index; UA: Uric acid; GHb: Glycated hemoglobin; HCY: Homocysteine; U-FMA: The Fugl-Meyer assessment for upper extremities; L-FMA: The Fugl-Meyer assessment for lower extremities; MMSE: Mini-Mental State Examination; MoCA: Montreal Cognitive Assessment. | |||||
| Age/yr. | 60.75±12.45 | 65.58±12.76 | 60.58±9.53 | 0.710 | 0.499 |
| Sex (male/female) | 7/5 | 7/5 | 6/6 | 0.225 | 0.894 |
| BMI/(kg/m2) | 25.20±1.13 | 24.60±1.44 | 24.11±1.42 | 2.020 | 0.149 |
| Education/year | 9.92±1.73 | 9.42±2.75 | 10.25±1.55 | 0.490 | 0.617 |
| Duration/d | 21.83±7.30 | 17.42±5.49 | − | 1.676 | 0.108 |
| UA/(μmol/L) | 368.00±95.37 | 308.33±79.36 | 308.17±88.97 | 1.838 | 0.175 |
| GHb/% | 5.80±1.52 | 5.23±1.02 | 4.92±0.87 | 1.772 | 0.186 |
| HCY/(μmol/L) | 14.83±5.29 | 15.40±6.62 | 10.78±3.37 | 2.738 | 0.079 |
| U-FMA/score | 33.58±18.09 | 36.50±21.37 | − | −0.361 | 0.722 |
| L-FMA/score | 24.33±7.84 | 24.92±7.78 | − | −0.183 | 0.857 |
| MMSE/score | 19.75±1.49 | 24.25±1.55 | − | −7.275 | <0.001 |
| MoCA/score | 19.92±1.62 | 27.00±1.21 | − | −12.143 | <0.001 |