组别 | 干预前 | 干预后 | t | P |
观察组(n = 40) | 14.95 ± 2.63 | 8.85 ± 1.65 | 12.426 | 0.000 |
对照组(n = 40) | 14.92 ± 2.78 | 8.92 ± 1.76 | 11.533 | 0.000 |
t | 0.049 | 0.184 | / | |
P | 0.961 | 0.855 | / |