M Renée Umstattd Meyer, Christina N Bridges Hamilton, T Prochnow, Megan E McClendon, Kimberly T Arnold, Emily Wilkins, Gabriel Benavidez, Tiffany D Williams, Christiaan G Abildso, Keshia M Pollack Porter
Come together, play, be active: Physical activity engagement of school-age children at Play Streets in four diverse rural communities in the U.S
Preventive medicine
retrospective case series develop normative data pulmonary function tests pfts radiographic measures chest development normal children determine prior proposed t1t12 height 22 cm spinal fusion growing child adequate pulmonary function based normative pft values skeletal maturity shortening spine t1t12 concern early thoracic fusion spinal deformity deleterious effect development pulmonary system children mild asthma pulmonary function tests pfts 90 without chest spinal deformity identified pft data included absolute forced vital capacity fvc predicted fvc absolute forced expiratory volume one second fev1 predicted fev1 fev1fvc radiographic measurements performed chest radiographs included t1t12 height coronal chest width ccw space available lung sal bilaterally data analyzed patients patients t1t12 heights 2224 cm assess impact t1t12 shortening pfts skeletal maturity spirometric standards healthy adult lifetime nonsmokers used 1797 pft studies 149 children average age 124 30 years girls 97 analyzed entire cohort pft values follows fvc 30 09 l predicted fvc 1039 106 absolute fev1 27 09 l predicted fev1 1069 111 fev1fvc 907 26 averages t1t12 height 256 38 cm ccw 255 34 cm sal bilaterally 190 35 cm 21 patients girls 11 average age 97 14 years t1t12 heights 2224 cm absolute fvc 22 03 l predicted fvc 1040 130 absolute fev1 20 03 l predicted fev1 1082 150 fev1fvc 910 27 kids 2224 cm t1t12 heights maintained thoracic height calculated predicted fvc 44 girl 42 boy predicted fev1 42 girl 43 boy skeletal maturity 15 years old percentpredicted fev1 fvc values normal children t1t12 height 22 cm skeletal maturity 50 though analysis take consideration radial expansion chest children scoliosis idiopathic congenital neuromuscular values concerning may adequate guarantee children earlyonset scoliosis fused t1t12 heights 22 cm asymptomatic pulmonary status adulthood level iv