Table 2 SPIRIT diagram of assessments and measures

 Patient Identification

x

 Eligibility Screen

x

 Informed Consent

x

 Text Message Enrollment

x

 Randomization

x

 Control Video

x

 Intervention Video

x

 Text Message Program

x

 Sociodemographics

x

 Dental Anxiety and Fear [19]

x

 Perceived Stress Scale [20]

x

x

x

x

 Patient Health Questionnaire [21]

x

x

x

x

 Smoking History

x

 Smoking Behavior

x

x

x

x

x

 Nicotine Dependence [22]

x

 Motivation to Quit [23, 24]

x

x

x

x

x

x

 Motivation to Use EBTs

x

x

x

x

x

x

 Self-Efficacy For Quitting [25]

x

x

x

x

x

 Self-Efficacy for EBTs

x

x

x

x

x

x

 Outcome Expectancies For Quitting [26]

x

x

x

x

x

 Outcome Expectancies for EBTs

x

x

x

x

x

x

 Quit Smoking Attempts

x

x

x

x

x

 Past Use of Quit Smoking Methods

x

 Nicotine Replacement Use [27]

x

x

x

x

x

 Non-Nicotine Medications Use [28]

x

x

x

x

x

 Quitline Use [29]

x

x

x

x

x

 NCI Text Message Use [30]

x

x

x

x

x

 Other Quit Methods Use

x

x

x

x

 Smoking Status [31]

x

x

x

x

x

 Clinic-Based Cessation Programs [32]

x

x

x

x

x

 Cotinine Assessment [33]

x

x

x

 Satisfaction

x

 Perceived Impact

x

 Likeability

x