Table 2.

Results from a unit-wide SF-36 health survey

	SF-36 respondents in study	Nonstudy SF-36 respondents
Number of responses	50 of 77	73 of 129
Age (years)	67 (51–77)	71 (52–77)
Months on HD	24 (12–46)	26 (12–49)
Male: Female	34:16	46:27
	SF-36 health survey score
Respondents in study	Nonstudy respondents
Physical functioning	30 (6–50)	25 (5–45)
Role limitations due to physical health	0 (0–46)	0 (0–25)
Role limitations due to emotional problems	33 (0–100)	33 (0–100)
Energy/fatigue	33 (16–45)	35 (15–55)
Emotional well-being	68 (56–80)	72 (52–88)
Social functioning	69 (50–84)	63 (50–88)
Pain	55 (43–78)	55 (23–90)
General health	40 (33–56)	38 (25–34)

Results are expressed as median (interquartile range). Comparisons were nonsignificant using a Mann-Whitney test at the 5% level. (i) Physical functioning (0 = very poor physical functioning to 100 = excellent physical functioning); (ii) role limitations due to physical function (0 = no limitation to 100 = extremely limited); (iii) role limitation due to personal or emotional problems (0 = no limitation to 100 = extremely limited); (iv) energy/fatigue (0 = low energy/high fatigue to 100 = high energy/low fatigue); (v) emotional well-being (0 = very poor emotional well-being to 100 = excellent emotional well-being); (vi) social functioning (0 = very poor social functioning to 100 = excellent social functioning); (vii) bodily pain (0 = no pain to 100 = continuous pain); and (viii) general health perceptions (0 = general health perceived as very poor to 100 = general health perceived as excellent).

HD = hemodialysis.