This is a semi-reclined position that is commonly used by automobile drivers and often preferred by VDT employees. The person's back is at about a 10 degree angle while their thighs are parallel to the floor
Ergostoreonline (A Division of Ergonomic Resources), Ergonomics Dictionary and Glossary North Carolina, USA 2014. http://www.ergostoreonline.com/ergonomics-dictiona ry.aspx, (Ergo - Amer) {744}