Seismic-Parameter-Based Statistical Procedures for the Approximate Assessment of Structural Damage

Table 10

Reduced multilinear regression model for the OSDI of Park and Ang.

Parameter	Estimate	Lower limit	Upper limit
Constant	−0.015	−0.031	0.001
PGA	0.367	0.235	0.500
PGV	0.111	0.017	0.206
𝐼0	0.007	0.005	0.009
RMSa	−0.082	−0.149	−0.014
SIH	0.037	0.003	0.072
SIMR	−0.354	−0.496	−0.212
EPA	−0.430	−0.683	−0.176
EPAmax	0.086	0.016	0.157
𝐸inp	0.023	0.012	0.035
CAV	−0.028	−0.046	−0.009
SV	0.166	0.120	0.213