Methodology Development: Concentric Approach
[“Indirect”]
Estimated deaths by other
factors (excess mortality)
Statistical surveys/techniques
[“Direct”]
Estimated undocumented
deaths by use of weapons or
other means & methods
Statistical
surveys/techniques
[“Direct”]
Documented deaths
by use of weapons or
other means &
methods
1. Civilians 2. Other
casualty recording
Estimating indirect deaths
Methodology to be
developed
Estimating undocumented
direct deaths
Syrian conflict (MSE)
Counting documented
direct deaths
Methodology approved by
IAEG-SDGs
Existing data on civilians