Outcome assessment
Remineralization was assessed using visual tactile assessment of WSLs based on change in ICDAS II scores (reduction from score 2 to 1, or from score 1 to 0) and LAA (NYVAD) [Lesion activity assessment (LAA) (NYVAD) criteria [Participants flow cartThe World Health Organization questionnaire was used to assess participants’ oral health practices including dental visits, use of fluoridated toothpaste and frequency sugar consumption, and their socioeconomic background (age, sex) as confounders [