A Nilsson
What do literacy rates in the 19th century really signify? New light on an old problem from unique Swedish data
Paedagogica historica
h3aimsh3 investigate parents report children9s respiratory sounds video compared clinical gold standard h3methodsh3 five clinicians agreed 10 video clips children audible breathing responses gold standard clips shown parents children asthmawheeze b respiratory complaints c without respiratory complaints parents asked called sounds originated whether child made similar sounds h3resultsh3 total 190 parents took part correct labelling wheeze 59 95 confidence interval 52 66 47 95 confidence interval 40 54 sounds stridor snoring stertor parents better locating sounds labelling differences subject groups false positive responses labelling locating sounds wheeze 27ivi 8 33 ivi10 h3conclusionh3 parents locate sounds better describing least 30 parents use words wheeze 30 labelled sounds wheeze could important clinical implications