Background There’s a growing curiosity about evaluating the exercise (PA) and healthy TAK-242 S enantiomer taking in (HE) plan and practice environment features in configurations frequented by youngsters (≤18 years). specific equipment fulfilled the inclusion requirements. Thirty-three equipment assessed both PA and HE domains 6 evaluated PA domain and 14 evaluated HE domain exclusively. A lot of the equipment were self-assessment equipment (n=40) and had been developed to measure the PA and/or HE environment in college configurations (n=33) childcare (n=12) and afterschool applications (n=4). Four equipment assessed the grouped community at-large and had areas for assessing preschool college and/or afterschool configurations inside the device. Nearly all audit equipment lacked validity and/or dependability data (n=42). Inter-rater dependability and build validity had been the most regularly reported dependability (n= 7) and validity types (n=5). Conclusions Limited interest has been directed at establishing the dependability and validity of audit equipment for configurations that look after youth. Future initiatives should be aimed towards establishing a strong measurement foundation for these important environmental audit tools. Context From childhood to adolescence children (age 3-18 years) are exposed to a variety of settings such as preschool school afterschool and summer time camp. Nearly 60% of children age 3-5 years attend some type of childcare center and over 95% of youth age 5-17 TAK-242 S enantiomer years are enrolled in public/private school.1 Additionally over 10 million school-age children are enrolled in afterschool programs2 and over 14 million youth (≤ 18 years) attend summer time day camps annually.3 Given the extended contact youth have with these settings whether these environments support or hinder physical activity and healthy eating habits is of critical importance. In recent decades there has been an increased recognition of the role the physical environment characteristics and the policy and practice environmental characteristics plays in shaping the physical activity levels and eating habits of youth.4 5 In the context of this review physical environment characteristics refers to factors such as size and quality of structures of fixed and portable playgrounds green fields facility designs esthetic etc.6-8 Whereas policy and practice environmental characteristics includes characteristics such as having supportive physical activity and/or healthy eating written policy provision of professional training on physical activity and/or healthy eating promotion to staff scheduling of physical activity quality of physical activity and food served and monitoring and evaluation processes.9-11 More recently there has been a visible increase in the prevalence of guidelines and standards designed to influence settings that care for youth to be more supportive of physical activity and healthy eating habits.1 10 11 Examples of these include “wellness” guidelines in school settings that dictate the amount and quality of daily physical education students must receive per week during the college year and/or the sort of foods and beverages sold or served at institutions. In response several audit equipment made to assess plan TAK-242 S enantiomer and practice environmental features have been created. Audit equipment can be found in a number of forms such as for example questionnaires checklists observation research and scales. These equipment are made to catch information regarding the Serping1 position or existence of exercise and healthy consuming environmental features of confirmed placing with existing condition or national procedures standards or technological position claims.7 12 The extent to which audit equipment made to assess plan and practice environmental characteristics offer an accurate reflection of such settings however continues to be unknown. If audit equipment are to supply credible information aimed at TAK-242 S enantiomer informing current and future policy decisions regarding the adoption or TAK-242 S enantiomer implementation of supportive policy and practice physical activity and healthy eating interventions 15 it is of crucial importance that such tools demonstrate: (1) an acceptable level of reliability (defined as the ability of the tools to consistently capture the same information with repeated use and/or when used by two or more users) and (2).