Antioxidant Capacity of “Mexican Arnica” Heterotheca inuloides Cass Natural Products and Some Derivatives: Their Anti-Inflammatory Evaluation and Effect on C. elegans Life Span

Table 4

Summary of Caenorhabditis elegans life span.

Treatment	Adult life span, 20°C		()	versus control
	Mean	CI 95%		(Log-rank)
1	1	0.171–1.962	449	<0.0001
2	1	0.169–1.964	479	<0.0001
3	13.661	13.13–14.209	513	<0.0001
4	14.391	13.776–15.006	557	0.1175
6	19.2	18.41–19.82	444	<0.0001
7	16.991	16.387–17.596	470	<0.0001
8	16.583	15.926–17.239	575	<0.0001
9	17.74	17.04–18.44	466	<0.0001
13	11.012	10.414–11.609	434	0.0080
14	13.424	12.845–14.003	531	0.0001
15	11.659	11.103–12.215	499	0.0150
16	13.520	12.917–14.123	496	0.0001
17	15.216	14.478–15.955	499	0.1751
Control	14.943	14.471–15.414	1098