Table 2.

Factors associated with optimal molecular monitoring (3 or more quarters with qPCR tests during the first year of treatment)

OR95% CIP
Age at diagnosis (y) 
66-69 1.00   
70-74 0.89 0.63-1.25 .49 
75-79 0.82 0.57-1.16 .26 
80-84 0.53 0.36-0.79 < .01 
85-99 0.31 0.19-0.50 < .01 
Sex 
Female 1.00   
Male 0.99 0.77-1.27 .92 
Race 
White 1.00   
Other 1.01 0.71-1.43 .97 
Year of diagnosis 
2007-2010 1.00   
2011-2014 1.97 1.43-2.71 < .01 
2015-2017 2.33 1.66-3.27 < .01 
Marital status 
Married 1.00   
Unmarried 1.15 0.86-1.55 .34 
Unknown 0.95 0.62-1.46 .83 
Region 
Northeast 1.00   
West 0.93 0.59-1.45 .74 
Midwest 1.18 0.80-1.73 .41 
South 0.97 0.71-1.33 .85 
Modified Elixhauser comorbidity score 
1.00   
0.95 0.70-1.29 .74 
≥2 0.91 0.65-1.27 .58 
Previous cancer diagnosis 
No 1.00   
Yes 1.10 0.84-1.45 .47 
Previous CVDs 
No 1.00   
Yes 1.21 0.89-1.64 .23 
Previous pulmonary diseases 
No 1.00   
Yes 0.78 0.41-1.49 .46 
CVD risk factors  
No 1.00   
Yes 0.90 0.63-1.28 .55 
LIS and Yost index 
No LIS and Yost fifth quintile (highest SES) 1.00   
No LIS and Yost fourth quintile 1.03 0.69-1.54 .88 
No LIS and Yost third quintile 1.45 0.93-2.26 .11 
No LIS and Yost second quintile 1.26 0.78-2.04 .34 
No LIS and Yost first quintile 0.76 0.43-1.33 .34 
LIS and Yost fifth quintile 2.02 1.11-3.69 .02 
LIS and fourth quintile 0.78 0.45-1.36 .38 
LIS and third quintile 0.47 0.26-0.87 .02 
LIS and second quintile 0.72 0.41-1.28 .27 
LIS and first quintile (lowest SES) 0.44 0.25-0.77 < .01 
No LIS and Yost unknown 2.94 1.21-7.15 .02 
LIS and Yost unknown 0.57 0.16-2.01 .38 
Influenza vaccine within 12 mo before diagnosis 
No 1.00   
Yes 1.31 1.01-1.70 .04 
OR95% CIP
Age at diagnosis (y) 
66-69 1.00   
70-74 0.89 0.63-1.25 .49 
75-79 0.82 0.57-1.16 .26 
80-84 0.53 0.36-0.79 < .01 
85-99 0.31 0.19-0.50 < .01 
Sex 
Female 1.00   
Male 0.99 0.77-1.27 .92 
Race 
White 1.00   
Other 1.01 0.71-1.43 .97 
Year of diagnosis 
2007-2010 1.00   
2011-2014 1.97 1.43-2.71 < .01 
2015-2017 2.33 1.66-3.27 < .01 
Marital status 
Married 1.00   
Unmarried 1.15 0.86-1.55 .34 
Unknown 0.95 0.62-1.46 .83 
Region 
Northeast 1.00   
West 0.93 0.59-1.45 .74 
Midwest 1.18 0.80-1.73 .41 
South 0.97 0.71-1.33 .85 
Modified Elixhauser comorbidity score 
1.00   
0.95 0.70-1.29 .74 
≥2 0.91 0.65-1.27 .58 
Previous cancer diagnosis 
No 1.00   
Yes 1.10 0.84-1.45 .47 
Previous CVDs 
No 1.00   
Yes 1.21 0.89-1.64 .23 
Previous pulmonary diseases 
No 1.00   
Yes 0.78 0.41-1.49 .46 
CVD risk factors  
No 1.00   
Yes 0.90 0.63-1.28 .55 
LIS and Yost index 
No LIS and Yost fifth quintile (highest SES) 1.00   
No LIS and Yost fourth quintile 1.03 0.69-1.54 .88 
No LIS and Yost third quintile 1.45 0.93-2.26 .11 
No LIS and Yost second quintile 1.26 0.78-2.04 .34 
No LIS and Yost first quintile 0.76 0.43-1.33 .34 
LIS and Yost fifth quintile 2.02 1.11-3.69 .02 
LIS and fourth quintile 0.78 0.45-1.36 .38 
LIS and third quintile 0.47 0.26-0.87 .02 
LIS and second quintile 0.72 0.41-1.28 .27 
LIS and first quintile (lowest SES) 0.44 0.25-0.77 < .01 
No LIS and Yost unknown 2.94 1.21-7.15 .02 
LIS and Yost unknown 0.57 0.16-2.01 .38 
Influenza vaccine within 12 mo before diagnosis 
No 1.00   
Yes 1.31 1.01-1.70 .04 

All variables in the table were included in the same model simultaneously.

LIS, low-income subsidy.

CVD risk factors included hypertension, hyperlipidemia, diabetes mellitus, and tobacco use.

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