“…This was assessed at T1 with the 3-positively worded items from the Life Orientation Test-Revised (LOT-R) (Scheier, Carver, & Bridges, 1994). Several researchers (Creed, Patton, & Bartrum, 2002;Marshall & Lang, 1990;Robinson-Whelen, Kim, MacCallum, & Kiecolt-Glasor, 1997) have found that the Life Orientation Test (LOT) and the LOT-R are not unidimensional, arguing that the negatively worded items appear to be assessing a construct other than optimism. Therefore, we included only the positively worded items.…”