ANOVA table for number of infections.

The main effects and two-way interactions are shown as percentages of the sums of squares from the ANOVA. All factors and higher-order interaction terms were highly statistically significant (P 2 = 0.995).主效应与双向交互效应以方差分析（ANOVA）所得平方和的百分比形式呈现。所有因子及高阶交互项均具有高度统计学显著性（P² = 0.995）。