Major Depression Inventory index (MDI index)
Calculator
When to use
Felt low in spirits or sad?
At no time
Some of the time
Slightly less than half of the time
Slightly more than half of the time
Most of the time
All the time
Lost interest in daily activities?
At no time
Some of the time
Slightly less than half of the time
Slightly more than half of the time
Most of the time
All the time
Felt lacking in energy and strength?
At no time
Some of the time
Slightly less than half of the time
Slightly more than half of the time
Most of the time
All the time
Felt less self-confident?
At no time
Some of the time
Slightly less than half of the time
Slightly more than half of the time
Most of the time
All the time
Had a bad conscience or feelings of guilt?
At no time
Some of the time
Slightly less than half of the time
Slightly more than half of the time
Most of the time
All the time
Felt that life wasn't worth living?
At no time
Some of the time
Slightly less than half of the time
Slightly more than half of the time
Most of the time
All the time
Had difficulty in concentrating, e.g. when reading the newspaper or watching television?
At no time
Some of the time
Slightly less than half of the time
Slightly more than half of the time
Most of the time
All the time
Felt very restless?
At no time
Some of the time
Slightly less than half of the time
Slightly more than half of the time
Most of the time
All the time
Felt subdued?
At no time
Some of the time
Slightly less than half of the time
Slightly more than half of the time
Most of the time
All the time
Had trouble sleeping at night?
At no time
Some of the time
Slightly less than half of the time
Slightly more than half of the time
Most of the time
All the time
Suffered from reduced appetite?
At no time
Some of the time
Slightly less than half of the time
Slightly more than half of the time
Most of the time
All the time
Suffered from increased appetite?
At no time
Some of the time
Slightly less than half of the time
Slightly more than half of the time
Most of the time
All the time
Calculation
Please enter all the required inputs.