Treatment duration was not associated with any adverse effects or adherence to the counseling regimen , but participants in the maintenance treatment arm reported lower adherence to the nicotine patch regimen compared with those in the standard and extended treatment arms ( mean -LSB- SD -RSB- , @ -LSB- @ -RSB- , @ -LSB- @ -RSB- , and @ -LSB- @ -RSB- patches/wk , respectively ; F@ ,@ = @ ; P = @ ) .