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Table 6 Comparison of our results with previous studies

From: A prospective study to evaluate the risk malignancy index and its diagnostic implication in patients with suspected ovarian mass

Study No. Sensitivity(%) Specificity(%) PPV(%) NPV(%)
Jacob et al.1990 143 85.4 96.6   
Davies et al.1993 124 87.0 89.0   
Tingulstad et al.1996 173 71.0 96.0 89 88
Tingulstad et al.1999 365 71.0 92.0 69 92
Morgante et al.1999 124 58.0 95.0 78 87
Manjunath et al2001 152 73.0 91.0 93 67
Orres et al. 2002 154 73.0 86.0   
Ma et al. 2003 140 87.3 84.4 82 89
Andersen et al.2003 180 70.6 87.7 66 90
Ulusoy et al. 2006 236 71.7 80.5 67 84
Our study(RMI = 236) 126 72.5 98.2 98.1 74.7