We recruited ST users online ( N = 1067 ) and randomly assigned them to 1 of 3 conditions : ( a ) a lozenge group ( n = 356 ) , who were mailed 4-mg nicotine lozenges ; ( b ) a coach calls group ( n = 354 ) , who were offered 3 coaching phone calls ; or ( c ) a lozenge + coach calls group ( N = 357 ) , who received both lozenges and coaching calls .