Figure 1.

Study Design. This study will include 95 Practices, 171 schools, and over 30,700 asthmatic patients. Five groups (A-E) will be evaluated to determine the effectiveness of each intervention. Group A is the usual care control group. Group B practices will provide a second control group with an
    E
MR with decision support,
    A
sthma action plans, and
    P
opulation reports (EAP) at baseline. A time delay design will be used as all practices in Group B will receive the
    I
ntegrated
    A
pproach to
    C
are (IAC) intervention with 10-12 practices receiving the intervention every 2 months over a 1 year period of time. Four practices within Group C will receive the
    S
hared
    D
ecision
    M
aking (SDM) approach intervention with 1 practice receiving the intervention every 4 months over a 2 year period. Group E will receive
    S
chool
    B
ased
    C
are (SBC) through case management within the schools.

Tapp et al. BMC Health Services Research 2011 11:188   doi:10.1186/1472-6963-11-188
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