A human mission to Mars: Predicting the bone mineral density loss of astronauts
Table 3
Estimated T-scores for each sex/ethnicity/age group.
The color code is defined as by the international reference standard, osteoporosis is colored in red (T-score < -2.5), and osteopenia in orange (-2.5 < T-score < -1). Normal T-score is colored in green (T-score > -1). NASA´s non-permissible outcome is T-score < -2, highlighted by bold numbers in the table.