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. 2022 Mar 18;8(3):e09129. doi: 10.1016/j.heliyon.2022.e09129

Table 3.

Proportions of variables.

Variable Percentages
Low Level Intermediate Level High Level
SD% 20 35 50
NF% 0.25 0.50 0.75
WC 0.45 0.50 0.55

WC = Water cement ratio.