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Supplementary Material B; Post-hoc Tables .docx

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posted on 2025-03-13, 16:35 authored by Trefor SimmonsTrefor Simmons, Greg HurstGreg Hurst, Pol Nadal-Jimenez

Results of post hoc analyses of statistical significance.

The dose-dependent response in A. apicola-infected G. mellonella waxworms was interpreted using time-to-event analysis for both injected and force-fed treatments. For analysing the dose-dependent survival of infected larvae the “event of interest” (1) was defined as mortality and larvae were right censored (0) at the end of the trial if still alive.

To analyse the dose-dependent infection (confirmed via fluorescence) rate the "event of interest” (1) was defined as observable fluorescence and larvae were right censored (0) at the end of the trial if still uninfected. For analysing the dose-dependent melanisation of infected larvae the “event of interest” (1) was defined as melanisation scoring ≥2 and larvae were right censored (0) at the end of the trial if still scored <2.

For analysing the dose-dependent pupation rate of infected larvae the “event of interest” (1) was defined as pupation and larvae were right censored (0) at the end of the trial if still larvae.

Post-hoc testing for between-dose significance and hazard ratio within a treatment type was performed by using pair-wise likelihood ratio testing according to the Cox Proportional Hazard Model with Bonferroni corrected α-values (dividing the original α-value by the number of comparisons being made) between pairs of doses using the “survminer” package in R studio.

In all cases, the original critical value of 0.05 was divided by the number of pair-wise comparisons (15) to give the Bonferroni adjusted α-value: 0.003. Pairs which had heterogeneity shown to be significant at this level are presented with an asterisk e.g. 19.1 on 1 df, p=1e-05*.

Funding

BBSRC grant BB/S017534/1

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