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Table 1 Prevalence of risk factors for ADL disability at two levels of serum albumin among 1002 centenarians

From: Serum albumin and activities of daily living in Chinese centenarians: a cross-sectional study

   Serum albumin  
Characteristics Total(n = 1002) Hypoalbuminemia (n = 174) Normal Alb level (n = 828) P value
Age, median (IQR),y 102.0 (101.0–104.0) 103.0 (101.0–105.0) 102.0 (101.0–104.0) 0.003
Female,% 822 (82.0) 140 (80.5) 682 (82.4) 0.551
Han ethnicity,% 883 (88.1) 156 (89.7) 727 (87.8) 0.492
Illiterate,% 915 (91.3) 162 (93.1) 753 (91.1) 0.325
Married,% 100 (10.0) 16 (9.2) 84 (10.1) 0.704
Living with families,% 863 (86.1) 159 (91.4) 704 (85.0) 0.027
Current smoker,% 35 (3.5) 6 (3.5) 29 (3.5) 0.963
Current alcohol drinker,% 99 (9.9) 14 (8.1) 85 (10.3) 0.002
Weekly exerciser,% 129 (12.9) 11 (6.3) 118 (14.3) 0.005
BMI < 18.5 kg/m2,% 575 (57.4) 118 (67.8) 457 (55.2) 0.005
Alb, median (IQR),g/L 38.5 (36.2–41.3) 32.8 (30.6–34.2) 39.4 (37.7–41.7) <0.001
Hb, median (IQR), g/L 103.0 (114.0–123.0) 102.0 (94.0–113.0) 116.9 (107.0–125.0) <0.001
TC, median (IQR), mmol/L 4.60 (4.1–5.3) 4.0 (3.4–4.6) 4.66 (4.2–5.3) <0.001
25OHD, median (IQR), ng/mL 21.6 (16.9–27.8) 20.9 (14.0–26.5) 21.6 (17.4–28.1) 0.001
Diabetes,% 96 (9.6) 18 (10.3) 78 (9.4) 0.706
Hypertension,% 757 (75.6) 121 (69.5) 636 (76.8) 0.042
Heart disease,% 41 (4.1) 5 (2.9) 36 (4.3) 0.255
Stroke,% 22 (2.2) 1 (0.6) 21 (2.5) 0.153
Renal function impaired,% 299 (29.8) 56 (32.2) 243 (29.4) 0.457
BADL disability,% 287 (28.6) 94 (54.0) 193 (23.3) <0.001
IADL disability,% 648 (64.7) 151 (86.8) 497 (60.0) <0.001
  1. Abbreviations: ADL Activities of daily living; IQR Interquartile range; BMI Body mass index; Alb Serum albumin; Hb Hemoglobin; TC Total cholesterol; 25OHD Serum 25-hydroxyvitamin D