Linear mixed models analyses revealed that the WebChoice group reported significantly lower symptom distress ( mean difference 0.16 , 95 % CI 0.06-0 .25 , P = .001 ) , anxiety ( mean difference 0.79 , 95 % CI 0.09-1 .49 , P = .03 ) , and depression ( mean difference 0.79 , 95 % CI 0.09-1 .49 , P = .03 ) compared with the usual care group .