Table 1. CR of Uncoated and HT-Coated Mg–Zn–Ca Samples after Immersion in SBF Solution^a.

CR (mm/y) for different immersion times
alloy sample	1 day	3 days	7 days	14 days	21 days
uncoated	76.79 ± 3.50	80.04 ± 2.65	76.86 ± 3.85
HT coated	23.95 ± 1.28*	23.38 ± 1.47*	21.34 ± 0.97*	20.09 ± 1.18	20.15 ± 1.43

^aCompared to uncoated sample *p < 0.05.