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Table 1 Loading conditions of ratcheting test for young and adult cartilages

From: Depth-dependent ratcheting strains of young and adult articular cartilages by experiments and predictions

Specimen ID

Stress amplitude (MPa)

Stress rate (MPa/s)

Sample

SP1–SP3

1

0.5

Adult cartilage

SP4–SP6

1

0.5

Youth cartilage

SP7–SP9

1

1

Adult cartilage

SP10–SP12

1

1

Youth cartilage

SP13–SP15

1

2

Adult cartilage

SP16–SP18

1

2

Youth cartilage

SP19–SP21

0.5

0.5

Adult cartilage

SP22–SP24

0.5

0.5

Youth cartilage

SP25–SP27

1

0.5

Adult cartilage

SP28–SP30

1

0.5

Youth cartilage

SP31–SP33

2

0.5

Adult cartilage

SP34–SP36

2

0.5

Youth cartilage