| Nausea | ||
| Positive likelihood ratio 7.00 ( Idris SA et al. ) (average) 7.00 | Negative likelihood ratio 0.10 ( Idris SA et al. ) (average) 0.1 | |
| Migration of pain | ||
| Positive likelihood ratio 3.60 ( Wagner JM et al. ) 3.20 ( Hardin M et al. ) (average) 3.40 | Negative likelihood ratio 0.40 ( Wagner JM et al. ) 0.50 ( Hardin M et al. ) (average) 0.45 | |
| Psoas sign | ||
| Positive likelihood ratio 3.20 ( Wagner JM et al. ) 1.06 ( Idris SA et al. ) (average) 2.13 | Negative likelihood ratio 0.90 ( Wagner JM et al. ) 0.86 ( Idris SA et al. ) (average) 0.88 | |
| Fever | ||
| Positive likelihood ratio 3.20 ( Wagner JM et al. ) 1.06 ( Nshuti R et al. ) 1.03 ( Idris SA et al. ) 1.07 ( Al-gaithy Zuhoor K et ) (average) 1.59 | Negative likelihood ratio 0.40 ( Wagner JM et al. ) 0.99 ( Nshuti R et al. ) 0.95 ( Idris SA et al. ) 0.33 ( Al-gaithy Zuhoor K et ) (average) 0.67 | |
| Anorexia | ||
| Positive likelihood ratio 3.17 ( Idris SA et al. ) 1.05 ( Al-gaithy Zuhoor K et ) (average) 2.11 | Negative likelihood ratio 0.07 ( Idris SA et al. ) 0.53 ( Al-gaithy Zuhoor K et ) (average) 0.3 | |
| Rebound tenderness | ||
| Positive likelihood ratio 3.00 ( David G. Bundy et ) 2.41 ( Lamture YR et al. ) (average) 2.71 | Negative likelihood ratio 0.28 ( David G. Bundy et ) 0.48 ( Lamture YR et al. ) (average) 0.38 | |
| Vomiting | ||
| Positive likelihood ratio 1.31 ( Idris SA et al. ) 1.09 ( Al-gaithy Zuhoor K et ) (average) 1.20 | Negative likelihood ratio 0.56 ( Idris SA et al. ) 0.38 ( Al-gaithy Zuhoor K et ) (average) 0.47 | |
| Right lower quadrant pain | ||
| Positive likelihood ratio 1.20 ( David G. Bundy et ) 8.00 ( Hardin M et al. ) 1.12 ( Idris SA et al. ) (average) 3.44 | Negative likelihood ratio 0.56 ( David G. Bundy et ) 0.28 ( Hardin M et al. ) 0.29 ( Idris SA et al. ) (average) 0.38 | |
| Diarrhea | ||
| Positive likelihood ratio 0.71 ( Idris SA et al. ) (average) 0.71 | Negative likelihood ratio 1.78 ( Idris SA et al. ) (average) 1.78 |
| Ultrasound for appendicitis | ||
| Positive likelihood ratio 4.94 ( Al-Ajerami Y et al. ) 16.60 ( Al-Khayal KA et al. ) 45.50 ( Toorenvliet BR et al. ) 30.33 ( Neufeld D et al. ) 14.17 ( Doria AS et al. ) (average) 22.31 | Negative likelihood ratio 0.19 ( Al-Ajerami Y et al. ) 0.18 ( Al-Khayal KA et al. ) 0.09 ( Toorenvliet BR et al. ) 0.09 ( Neufeld D et al. ) 0.16 ( Doria AS et al. ) (average) 0.14 | |
| Leukocytosis (> 10000 / ml) | ||
| Positive likelihood ratio 2.23 ( Al-gaithy Zuhoor K et ) 1.60 ( Saaiq M et al. ) 1.89 ( Dahmardehei M et al. ) 2.91 ( Kamran H et al. ) (average) 2.16 | Negative likelihood ratio 0.35 ( Al-gaithy Zuhoor K et ) 0.21 ( Saaiq M et al. ) 0.26 ( Dahmardehei M et al. ) 0.32 ( Kamran H et al. ) (average) 0.29 |
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