Physical Activity and the Home Environment in Preschool-aged Children in Urban Bangladesh

"1. Total area of available floor space inside the home (m2)~2. Frequency that child plays outdoors~3. Total number of physical hazards in the home (presence of open stairwells, stove height)~4. Total number of fine-motor activity items available to the child~5. Presence of gross-motor activity items available to the child across each category (e.g., fixed, portable: ball equipment, push/pull equipment, riding equipment, rocking and twisting equipment)~6. Hemoglobin concentration (g/L)."