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Table 3 Comparisons of various IM in terms of efficiency, practicality and proficiency

From: Seismic fragility analysis for tall pier bridges with rocking foundations

Scenarios Prototype Rocking piers
Moderate excitation Strong excitation
IMs b \({\beta }_{\text{D}|\text{I}\text{M}}\) \(\xi\) b \({\beta }_{\text{D}|\text{I}\text{M}}\) \(\xi\) b \({\beta }_{\text{D}|\text{I}\text{M}}\) \(\xi\)
PGA 0.752 0.630 0.838 0.289 0.786 2.717 0.141 0.340 2.417
PGV 1.095 0.302 0.276 0.877 0.310 0.353 0.164 0.070 0.424
PGD 0.538 0.607 1.128 0.220 0.866 3.944 0.030 0.106 3.590