Table 2.

Cox proportional hazards multivariable analysis of factor association with OS among FL patients with 1 or more TP53 mutations

Parameter*Full model (N = 237 with 219 events)Reduced model
HR (95% CI)Individual POverall PHR (95% CI)Individual POverall P
Age, y, continuous 1.01 (0.99, 1.02) .3655 .3655    
Cytogenetic risk group       
 Intermediate/favorable (N = 213; 89.9%) vs adverse (N = 24; 10.1%) 0.43 (0.24, 0.77) .0046 .0046 0.45 (0.27, 0.74) .0018 .0018 
Allo-SCT       
 Yes (N = 23; 9.7%) vs no (N = 214; 90.3%) 0.54 (0.31, 0.95) .0313 .0313 0.49 (0.30, 0.81) .0052 .0052 
TP53 CN       
 Loss (N = 113; 64.2%) vs intact (N = 63; 35.8%) 0.98 (0.67, 1.44) .9191 .5932    
TP53 mutation       
 >1 (N = 59; 24.9%) vs = 1 (N = 178; 75.1%) 1.81 (1.30, 2.52) .0004 .0004 1.78 (1.30, 2.45) .0004 .0004 
TP53 VAF       
 >40% (N = 130; 54.8%) vs ≤40% (N = 107; 45.2%) 1.75 (1.32, 2.32) .0001 .0001 1.71 (1.29, 2.26) .0002 .0002 
Parameter*Full model (N = 237 with 219 events)Reduced model
HR (95% CI)Individual POverall PHR (95% CI)Individual POverall P
Age, y, continuous 1.01 (0.99, 1.02) .3655 .3655    
Cytogenetic risk group       
 Intermediate/favorable (N = 213; 89.9%) vs adverse (N = 24; 10.1%) 0.43 (0.24, 0.77) .0046 .0046 0.45 (0.27, 0.74) .0018 .0018 
Allo-SCT       
 Yes (N = 23; 9.7%) vs no (N = 214; 90.3%) 0.54 (0.31, 0.95) .0313 .0313 0.49 (0.30, 0.81) .0052 .0052 
TP53 CN       
 Loss (N = 113; 64.2%) vs intact (N = 63; 35.8%) 0.98 (0.67, 1.44) .9191 .5932    
TP53 mutation       
 >1 (N = 59; 24.9%) vs = 1 (N = 178; 75.1%) 1.81 (1.30, 2.52) .0004 .0004 1.78 (1.30, 2.45) .0004 .0004 
TP53 VAF       
 >40% (N = 130; 54.8%) vs ≤40% (N = 107; 45.2%) 1.75 (1.32, 2.32) .0001 .0001 1.71 (1.29, 2.26) .0002 .0002 
*

N = 237 except for allo-SCT, N = 176.

Analyzed as a time-dependent covariate.

Boldface highlights significant P values.

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