表 1.
倾向性评分匹配后两组患者临床资料对比
Comparison of clinical data between two groups after matching propensity score
| Items | Single-portal group (n=42) | Two-portal group (n=42) | t/χ2 | P |
| BMI: body mass index; WHO: World Health Organization; MG: myasthenia gravis. | ||||
| Gender | 0.435 | 0.510 | ||
| Male | 17 | 20 | ||
| Female | 25 | 22 | ||
| Age (Mean±SD, yr) | 48.00±9.43 | 50.38±9.83 | 1.133 | 0.261 |
| BMI≥25 kg/m2 | 14 | 18 | 0.808 | 0.369 |
| MG | 6 | 7 | 0.343 | 0.558 |
| Laterality | 0.233 | 0.629 | ||
| Left | 11 | 13 | ||
| Right | 31 | 29 | ||
| Lesion size (Mean±SD, cm) | 3.21±0.83 | 3.42±0.92 | 1.061 | 0.292 |
| WHO classification | 1.821 | 0.769 | ||
| A | 4 | 6 | ||
| AB | 11 | 9 | ||
| B1 | 7 | 9 | ||
| B2 | 16 | 12 | ||
| B3 | 4 | 6 | ||
| Masaoka stage | 2.041 | 0.841 | ||
| I | 17 | 14 | ||
| IIa | 13 | 10 | ||
| IIb | 5 | 7 | ||
| IIIa | 5 | 8 | ||
| IIIb | 1 | 2 | ||
| IVa | 1 | 1 | ||