Table 4.

Multivariate logistic regression model in estimating the association between deletion of chromosome 9 and complete response, considering other covariates in the model


Variable

Parameter estimate

Standard error

P

Odds ratio
Age, 60 y and older vs less than 60 y   -0.68   0.28   .015   0.51  
Spleen, more than 0 cm vs 0 cm BCM   -0.75   0.36   .038   0.47  
PB blasts, more than 0% vs 0 %   -1.24   0.54   .021   0.29  
Ph+ at start, 90% or greater vs less than 90%   -1.17   0.49   .017   0.31  
Stage, CP untreated vs CP IFN failure   1.02   0.34   .003   2.77  
Stage, AP vs CP IFN failure   1.15   0.63   .068   3.15  
Dosage, 800 mg vs 400 mg   1.03   0.36   .004   2.81  
Der(9) deletions
 
-0.33
 
0.47
 
.48
 
0.72
 

Variable

Parameter estimate

Standard error

P

Odds ratio
Age, 60 y and older vs less than 60 y   -0.68   0.28   .015   0.51  
Spleen, more than 0 cm vs 0 cm BCM   -0.75   0.36   .038   0.47  
PB blasts, more than 0% vs 0 %   -1.24   0.54   .021   0.29  
Ph+ at start, 90% or greater vs less than 90%   -1.17   0.49   .017   0.31  
Stage, CP untreated vs CP IFN failure   1.02   0.34   .003   2.77  
Stage, AP vs CP IFN failure   1.15   0.63   .068   3.15  
Dosage, 800 mg vs 400 mg   1.03   0.36   .004   2.81  
Der(9) deletions
 
-0.33
 
0.47
 
.48
 
0.72
 

BCM indicates below costal margin; PB, peripheral blood; CP, chronic phase; AP, accelerated phase; and IFN-α, interferon alpha.

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