ITP survival analysis: geranylgeranyl acetone
Results are based on the use of pooled factor(s) that is/are stratified within the survival analysis model.
All test sites combined – female
Survival analysis details -- Female
GGA effect on survival,
females, test site = All
Log-rank test
chisq = 0.1284
p = 0.7201
Wang-Allison test
odds ratio = 1.5577
p = 0.176
Quantiles
GGA
Control
% difference
25% died before day:
792
790
0 %
Median lifespan (days)
895
875
+2 %
75% died before day:
990
975
+2 %
90% died before day:
1069
1055
+1 %
Max lifespan observed (days)
1220
1339
Number of mice at start
136
303
Animal censor events are denoted by + marks in the plot
All test sites combined – male
Survival analysis details -- Male
GGA effect on survival,
males, test site = All
Log-rank test
chisq = 0.1282
p = 0.7203
Wang-Allison test
odds ratio = 1.1477
p = 0.7297
Quantiles
GGA
Control
% difference
25% died before day:
671
608
+10 %
Median lifespan (days)
813
782
+4 %
75% died before day:
930
935
-1 %
90% died before day:
1045
1055
-1 %
Max lifespan observed (days)
1214
1264
Number of mice at start
135
275
Animal censor events are denoted by + marks in the plot
By individual test site:
TJL – female
TJL – female
Survival analysis details
GGA effect on survival,
females, test site = TJL
Log-rank test
chisq = 0.0307
p = 0.8609
Wang-Allison test
odds ratio = 1.3621
p = 0.5749
Quantiles
GGA
Control
% difference
25% died before day:
802
816
-2 %
Median lifespan (days)
892
883
+1 %
75% died before day:
991
971
+2 %
90% died before day:
1089
1057
+3 %
Max lifespan observed (days)
1220
1230
Number of mice at start
48
95
Animal censor events are denoted by + marks in the plot
TJL – male
TJL – male
Survival analysis details
GGA effect on survival,
males, test site = TJL
Log-rank test
chisq = 0.0389
p = 0.8436
Wang-Allison test
odds ratio = 0.858
p = 1.0
Quantiles
GGA
Control
% difference
25% died before day:
672
608
+11 %
Median lifespan (days)
787
749
+5 %
75% died before day:
868
891
-3 %
90% died before day:
995
1005
-1 %
Max lifespan observed (days)
1214
1262
Number of mice at start
54
94
Animal censor events are denoted by + marks in the plot
UM – female
UM – female
Survival analysis details
GGA effect on survival,
females, test site = UM
Log-rank test
chisq = 0.3456
p = 0.5566
Wang-Allison test
odds ratio = 2.2819
p = 0.1449
Quantiles
GGA
Control
% difference
25% died before day:
752
788
-5 %
Median lifespan (days)
898
858
+5 %
75% died before day:
992
961
+3 %
90% died before day:
1064
1034
+3 %
Max lifespan observed (days)
1092
1189
Number of mice at start
44
92
Animal censor events are denoted by + marks in the plot
UM – male
UM – male
Survival analysis details
GGA effect on survival,
males, test site = UM
Log-rank test
chisq = 1.0524
p = 0.305
Wang-Allison test
odds ratio = 1.9015
p = 0.321
Quantiles
GGA
Control
% difference
25% died before day:
747
534
+40 %
Median lifespan (days)
887
814
+9 %
75% died before day:
1004
996
+1 %
90% died before day:
1114
1071
+4 %
Max lifespan observed (days)
1147
1258
Number of mice at start
33
82
Animal censor events are denoted by + marks in the plot
UT – female
UT – female
Survival analysis details
GGA effect on survival,
females, test site = UT
Log-rank test
chisq = 0.0179
p = 0.8935
Wang-Allison test
odds ratio = 1.2221
p = 0.77
Quantiles
GGA
Control
% difference
25% died before day:
772
774
0 %
Median lifespan (days)
892
882
+1 %
75% died before day:
976
984
-1 %
90% died before day:
1090
1058
+3 %
Max lifespan observed (days)
1173
1339
Number of mice at start
44
116
Animal censor events are denoted by + marks in the plot
UT – male
UT – male
Survival analysis details
GGA effect on survival,
males, test site = UT
Log-rank test
chisq = 0.0112
p = 0.9158
Wang-Allison test
odds ratio = 1.0346
p = 1.0
Quantiles
GGA
Control
% difference
25% died before day:
614
640
-4 %
Median lifespan (days)
800
799
0 %
75% died before day:
935
936
0 %
90% died before day:
1102
1064
+4 %
Max lifespan observed (days)
1188
1264
Number of mice at start
48
99
Animal censor events are denoted by + marks in the plot
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National Institute on Aging's Interventions Testing Program (ITP) including bibliography, data set downloads, and links to all available hosted data.
Statistical definitions