highly significantP < 0.001
marginally significantP = 0.051
The analysis showed a marginally significant group effect (Wald χ 2 = 3.820, P = 0.051), a highly significant time effect (Wald χ 2 = 760.909, P < 0.001), and no significant group-by-time interaction (Wald χ 2 = 2.325, P = 0.676).