Table 2. Dimensional contraction % ΔL values of VPES (Mean ± SE) at 0, 7 and 14 day storage. These values are depicted in a graph in Fig. 2.

Material	0 days	7 days	14 days
Light body fast set D (LF)	0.2295 ± 0.0105	0.2793 ± 0.0094	0.2853 ± 0.0094
Light body fast set N (LF)	0.2344 ± 0.0152	0.2893 ± 0.0097	0.3252 ± 0.0068
Light body regular set D (LR)	0.2534 ± 0.0082	0.2813 ± 0.0076	0.3143 ± 0.0045
Light body regular set N (LR)	0.2514 ± 0.0072	0.2943 ± 0.0069	0.3232 ± 0.0077
Heavy rigid regular set D (HR)	0.2334 ± 0.0065	0.2394 ± 0.0068	0.2305 ± 0.0051
Heavy rigid regular set N (HR)	0.2374 ± 0.0072	0.2424 ± 0.0058	0.2454 ± 0.0050
Extra light body Fast D (ELF)	0.2225 ± 0.0095	0.2624 ± 0.0064	0.2863 ± 0.0057
Extra light body Fast N (ELF)	0.2324 ± 0.0068	0.2763 ± 0.0065	0.3223 ± 0.0016
Extra light body regular D (ELR)	0.1995 ± 0.0142	0.2205 ± 0.0095	0.2654 ± 0.0056
Extra light body regular N (ELR)	0.2175 ± 0.0094	0.2584 ± 0.0084	0.2823 ± 0.0077

“D” refers to disinfected discs and “N” refers to non-disinfected ones.