Example of risk decrease | |||
---|---|---|---|
Fresh team (At the) | Control group (G) | Total | |
Activities (At the) | EE = 15 | CE = 100 | 115 |
Non-events (In) | Durante = 135 | CN = 150 | 285 |
Overall topics (Beds) | Sera = EE + EN = 150 | CS = CE + CN = 250 | 400 |
Occasion price (Er selvf?lgelig) | EER = EE / ES = 0.1, or 10% | CER = CE / CS = 0.4, or 40% |
Formula | Variable | Abbr. | Value |
---|---|---|---|
CER - EER | absolute risk reduction | ARR | 0.3, or 30% |
(CER - EER) / CER | comparable risk decrease | RRR | 0.75, or 75% |
1 / (CER − EER) | amount needed to deal with | NNT | 3.33 |
EER / CER | risk percentage | RR | 0.25 |
(EE / EN) / (CE / CN) | chances percentage | 0R | 0.167 |
(CER - EER) / CER | avoidable portion among the unéxposed | PF | 0.75 |
Instance of risk increase | |||
---|---|---|---|
Fresh team (Elizabeth) | Control group (Chemical) | Total | |
Activities (E) | EE = 75 | CE = 100 | 115 |
Non-events (In) | EN = 75 | CN = 150 | 285 |
Total subjects (T) | ES = EE + Durante = 150 | CS = CE + CN = 250 | 400 |
Event price (Er selvf?lgelig) | EER = EE / ES = 0.5, or 50% | CER = CE / CS = 0.4, or 40% |
Formula | Variable | Abbr. | Worth |
---|---|---|---|
EER − CER | complete risk raise | ARl | 0.1, or 10% |
(EER − CER) / CER | essential contraindications risk increase | RRl | 0.25, or 25% |
1 / (EER − CER) | amount needed to harm | NNH | 10 |
EER / CER | risk proportion | RR | 1.25 |
(EE / EN) / (CE / CN) | odds percentage | 0R | 1.5 |
(EER − CER) / EER | attributable small fraction among the subjected | AFelizabeth | 0.2 |