1. Time related quality of life after elective cardiac operation
Kwok L Yun, MD, Colleen F Sintek, MD, Alden D Fletcher, MD, Thomas A Pfeffer, MD, Gary S Kochamba, MD, Peter R Mahrer, MD, Siavosh Khonsari, MD 
The Annals of Thoracic Surgery 
Volume 68, Issue 4, Pages (October 1999)
DOI: /S (99)00675-X

2. Fig 1
Health status scores at baseline (before surgery) and at 3 months, 12 months, and 24 months after surgery. (BP = bodily pain; EF = energy/fatigue; HP = health perception; MH = mental health; PF = physical function; RM = role mental; RP = role physical; SF = social function; a = p < 0.05 vs all scores postoperatively; b = p < 0.05.)
The Annals of Thoracic Surgery  , DOI: ( /S (99)00675-X)

3. Fig 2
Health status scores according to the presence of diabetes. (BP = bodily pain; EF = energy/fatigue; HP = health perception; MH = mental health; PF = physical function; RM = role mental; RP = role physical; SF = social function.)
The Annals of Thoracic Surgery  , DOI: ( /S (99)00675-X)

4. Fig 3
Health status scores according to gender. (BP = bodily pain; EF = energy/fatigue; HP = health perception; MH = mental health; PF = physical function; RM = role mental; RP = role physical; SF = social function.)
The Annals of Thoracic Surgery  , DOI: ( /S (99)00675-X)

5. Fig 4
Health status scores according to age. (BP = bodily pain; EF = energy/fatigue; HP = health perception; MH = mental health; PF = physical function; RM = role mental; RP = role physical; SF = social function.)
The Annals of Thoracic Surgery  , DOI: ( /S (99)00675-X)

6. Fig 5
Health status scores according to the presence of COPD (chronic obstructive pulmonary disease [top panel]) and redo versus first time operation (bottom panel). (EF = energy/fatigue; HP = health perception; PF = physical function; RP = role physical.)
The Annals of Thoracic Surgery  , DOI: ( /S (99)00675-X)