hdsd {thregI}

NASAs Hypobaric Decompression Sickness Data

Description

Time to onset of grade IV VGE was collected by volunteers who underwent denitrogenation test procedures before being uncovered to a hypobaric environment. This data set contains with 238 subjects and several covariates were recorded periodically monitor for a changed status is between ( L, R ].

Usage

hdsd

Format

id:	subject recorded in the data set
Age:	recorded age (ranged from 20 to 54)
Sex:	(males = 1; females = 0)
TR360:	(ranged from 1.04 to 1.89)
Noadyn:	(ambulatory, Noadyn=1; lower body adynamic, Noadyn=0)
right:	return with a grade IV VGE changed status before time R
left:	return with a grade IV VGE changed status after time L

References

Conkin J, Bedahl SR and van Liew HD. (1992). A computerized data bank of decompression sickness incidence in altitude chambers. Aviation Space Environ. Med 63, 819-824.