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Table 3 Correlations between ADL (Thai ADL scale scores) and vascular risk factors or relevant factors

From: The dementia and disability project in Thai elderly: rational, design, methodology and early results

Character (N=1973) mean(SD) or N(%) Pearson correlation
  0.83(2.35) Thai ADL scale scores
Age (years) 69.51(6.71) 0.305(**)
Weight (kgs) 58.36(11.20) −0.110(**)
TMSE 26.06(3.62) −0.505(**)
Tinetti balance & gait assessment (N=868) 23.72(2.92) −0.344(**)
Tinetti balance subscale assessment (N=868) 15.25(1.81) −0.360(**)
Tinetti gait subscale assessment (N=868) 8.47(1.28) −0.303(**)
Sum Thai GDS 9.35(6.65) 0.139(**)
Serum B12 (pmol/L) (N=309) 448.85(229.43) −0.074
Serum folate (nmol/L) (N=309) 7.83(5.29) −0.066
Serum homocystein (μmol/L) (N=309) 14.42(5.13) 0.152(**)
Serum total cholesterol (mg/dL) (N=318) 223.56(48.23) −0.020
Serum triglyceride (mg/dL) (N=318) 157.09(96.76) −0.007
Fasting blood sugar (mg/dL) (N=318) 113.41(47.36) −0.049
Hemoglobin (gm/dL) (N=319) 12.79(1.89) −0.025
Blood urea nitrogen (mg/dL)(N=317) 15.36(5.44) −0.013
Serum creatinine (mg/dL) (N=319) 0.9235(0.54) 0.019
Blood pressure (mmHg) 140.46(20)/81.64(10.47) 0.054(*)/0.032
Timed get up and go (TUG) (seconds) 13.22(7.27) 0.397(**)
Gender: male/female 689(34.9)/1284(65.1) 0.173(**)(Spearman correlation)
Previous occupation: Civil Servant/ Business/ employee/ agriculturist/ Other (N=1967) 369(18.8)/ 480(24.4)/ 415(21.1)/ 220(11.2)/ 483(24.6) 0.102(**)(Spearman correlation)
Levels of income: very poor / not enough or poor/ sometimes insufficient/ sufficient income/ good income with some saving (N=1938) 60(3.1)/403(20.8)/490(25.3)/809(41.7)/176(9.1) −0.157(**)(Spearman correlation)
Living status: alone/ with family/ with non-family/ other (N=1964) 125(6.4)/ 1752(89.2)/ 27(1.4)/ 60(3.1) 0.043(Spearman Correlation)
History of smoking: yes/ex smoking/no (N=1967) 242(12.3)/379(19.3)/1346(68.4) 0.040(Spearman Correlation)
History of alcohol drinking: yes/ex drinking/no (N=1961) 193(9.8)/483(24.6)/1285(65.5) (0.046(*)(Spearman Correlation)
History of hypertension: yes/no (N=1951) 753(38.6)/ 1198(61.4) −0.100(**)(Spearman Correlation)
History of chronic obstructive pulmonary disease: yes/no (N=1964) 71(3.6)/ 1893(96.4) −0.024(Spearman Correlation)
History of heart disease: yes/no (N=1962) 216(11.0)/ 1746(89.0) −0.098(**)(Spearman Correlation)
History of diabetes mellitus: yes/no (N=1964) 330(16.8)/ 1634(83.2) −0.070(**)(Spearman Correlation)
History of rheumatoid arthritis or osteoarthritis: yes/no (N=1962) 379(19.3)/ 1583(80.7) −0.087(**)(Spearman Correlation)
History of stroke: yes/no (N=1962) 51(2.6)/ 1911(97.4) −0.124(**)(Spearman Correlation)
History of any thyroid disorders: yes/no (N=1962) 63(3.2)/ 1899(96.8) 0.048(*)(Spearman Correlation)
History of any comorbid diseases: yes/no (N=1964) 1183(60.2)/ 781(39.8) 0.131(**)(Spearman Correlation)
History of taking hypnotics or anxiolytics: yes/no (N=1958) 251(12.8)/ 1707(87.2) −0.063(**)(Spearman Correlation)
History of taking antidepressants: yes/no (n=1952) 11(0.6)/1941(99.4) −0.026(Spearman Correlation)
History of taking antipsychotics: yes/no (N=1952) 7(0.4)/1945(99.6) 0.011(Spearman Correlation)
  1. * = p<0.05 ** = p<0.01.
  2. ADL= Activity of daily living, TMSE= Thai Mini Mental State Exam, GDS = Geriatric depression scale.