CHAPTER 3 DATA COLLECTION AND ANALYSIS 34 1. Data Collection and Analysis 35 1.1 Global Study Questionnaire 35 1.2 Other Sources 38 1.3 Data Analysis 39 1.4 Results 41 1.5 Accuracy and Limitations 42 2. Improving Data Collection and Use for the Best Interests of the Child 44 2.1 Tailor-made Methodologies 44 2.2 Data Disaggregation 45 2.3 Data Privacy and Data Protection 47 2.4 Self-Identification and the Role of Parents (Primary Caregivers) 48 2.5 Sharing Data and Further Use 49 3. Model for Acquiring and Utilising Data 52 3.1 Regulatory Framework 52 3.2 Allocation of Adequate Resources 53 3.3 Raising Awareness 55