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. 2017 Mar 24;10:156. doi: 10.1186/s13071-017-2088-6

Fig. 3.

Fig. 3

Longevity by nutritional sugar availability; Kaplan-Meyer Product-Limit Survival Estimates, with number of subjects at risk and 95% CI (Hall-Wellner bands). Color coding: one sugar day every 7 days (blue), 2–3 days every 7 days (red), ad libitum (green). 50% survival probability is marked by gray horizontal line