Table:
social isolation measure
men
women

mean survival time
95% confidence interval
mean survival time
95% confidence interval

(days)
from
to
(days)
from
to

low participation

yes
1,570
1,469
1,672
1,630
1,543
1,716

no
1,714
1,642
1,786
1,877
1,821
1,934

difference
144
..
..
247
..
..

subjective isolation

yes
1,601
1,437
1,764
1,667
1,538
1,796

no
1,680
1,616
1,743
1,824
1,772
1,875

difference
79
..
..
156
..
..

Statement: the average survival time for women who were low participators was approximately 8 months shorter than those who were high participators.
Question: for women,who had shorter survival time,low participators or high participators?
Answer: low participation