Association of anemia and mineral and bone disorder with health-related quality of life in Asian pre-dialysis patients

Table 1 Socio-demographic, clinical and psychosocial characteristics of patients who provided complete data for analyses and those who were excluded from the study^a

Characteristics	Included patients (n = 311)	Excluded patients^a (n = 579)
Mean (SD) Age, in years	62.6 ± 11.06	65.7 ± 11.42***
Gender, N (%)
Female	130 (41.8)	268 (46.3)
Male	181 (58.2)	311 (53.7)
Race, N (%)
Chinese	188 (60.5)	412 (71.2)
Malay	103 (33.1)	128 (22.1)**
Indian	14 (4.5)	29 (5.0)
Others	6 (1.9)	10 (1.7)
Marital Status, N (%)		N/A
Single	28 (9.0)
Married	220 (70.7)
Divorced, separated or widowed	63 (20.3)
Education level, N (%)		N/A
No education	64 (20.7)
Primary	99 (31.9)
Secondary	87 (28.1)
Tertiary	60 (19.4)
Monthly income level, N (%)		N/A
No income	198 (64.1)
< $2000	65 (21.0)
$2000–$3999	29 (9.4)
$4000–$5999	10 (3.2)
$6000–$9999	7 (2.3)
CKD stage, N (%)		N/A
3	105 (33.8)
4	147 (47.3)
5	59 (19.0)
Co-morbidities, N (%)		N/A
Hyperlipidemia	275 (88.4)
Hypertension	278 (89.4)
Diabetes	217 (69.8)
Heart Disease	136 (43.7)
Stroke	38 (12.2)
Laboratory variables, Mean (SD)		N/A
Serum hemoglobin, g/dL	11.9 ± 1.91
Serum phosphorous, mg/dL	4.0 ± 0.96
Adjusted calcium, mg/dL	9.2 ± 0.48
Medication use, Mean (SD)		N/A
Types of medication	8.4 ± 3.27
Daily pill burden	13.0 ± 6.71
FFM, Mean (SD)	65.5 ± 27.18	N/A

CKD Chronic Kidney Disease, FFM Family Functioning Measure, N/A Not available
Results are expressed as mean ± standard deviation or number (%)
Statistical significance: **p < 0.01, ***p < 0.001
^aExcluded patients refer to those who declined participation and those who consented but subsequently withdrew from the study. Only age, gender and race were available for excluded patients as they did not provide consent for access to their medical records or did not complete the questionnaires

ISSN: 1477-7525