highly significantp < 0.001
Overall, the effect of the intervention remained highly significant after accounting for clustering by site (χ 2 = 55.16, p < 0.001). 4.
Overall, the effect of the intervention remained highly significant after accounting for clustering by site (χ 2 = 55.16, p < 0.001). 4.
Site 2 demonstrated a numerical improvement that did not reach statistical significance, likely reflecting smaller case numbers.