TABLE 2.

Effects of sod-1 and sod-2 RNAi on adult life span

Strain	Control	sod-1 RNAi	sod-2 RNAi
Wild type (N2)	17.5 ± 5.6	16.2 ± 4.8	18.0 ± 5.8
	Maximum: 29	Maximum: 28	Maximum: 29
	n = 150	n = 142	n = 150
		P =0.008	P = 0.236
daf-2(e1370)	33.0 ± 11.0	37.4 ± 11.3	33.5 ± 9.2
	Maximum: 53	Maximum: 66	Maximum: 52
	n = 150	n = 140	n = 150
		P = 0.0002	P = 0.266
isp-1(qm150)	23.3 ± 8.2	22.1 ± 8.2	22.6 ± 7.9
	Maximum: 50	Maximum: 50	Maximum: 45
	n = 260	n = 227	n = 267
		P = 0.198	P = 0.171
clk-1(qm30)	18.6 ± 6.4	18.7 ± 5.4	23.9 ± 7.7
	Maximum: 37	Maximum: 37	Maximum: 43
	n = 150	n = 150	n = 150
		P = 0.625	P < 0.0001
mev-1(kn-1)	13.3 ± 3.8	14.3 ± 3.5	12.8 ± 3.1
	Maximum: 23	Maximum: 23	Maximum: 24
	n = 63	n = 67	n = 55
		P = 0.137	P = 0.442

Adult life span is expressed in days. P-values are determined using the log-rank statistics. Values indicating a lack of significance are also shown.