组别

ATFL

ATFL + CFL

ATFL + CFL + PTFL

慢性组(n = 36)

12 (33.3%)

21 (58.3%)

3 (8.3%)

急性组(n = 39)

18 (46.2%)

20 (51.3%)

1 (2.6%)

c²

1.282

0.376

1.234

P

0.258

0.540

0.267