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Table 1 Demographic characteristics of participants (n = 430)

From: Exploring polypharmacy burden among elderly patients with chronic diseases in Chinese community: a cross-sectional study

Characteristic n(%) score(`x ± s) t/F value P
Age(years)
 60~ 116(27.0) 113.53 ± 9.39 7.624b 0.001
 70~ 216(50.2) 114.34 ± 11.80   
 80~ 98(22.8) 109.13 ± 11.39   
Gender
 Male 164(38.1) 112.17 ± 11.08 -1.094a 0.274
 Female 266(61.7) 113.39 ± 11.38   
Education level
 Primary school or less 69(16.0) 116.62 ± 10.29 12.168 b <0.001
 Middle school 166(38.5) 115.28 ± 10.35   
 High school 136(31.6) 110.45 ± 11.02   
 College or above 59(13.7) 107.71 ± 12.41   
Marital status
 Unmarried 3(0.7) 118.67 ± 7.51 1.136b 0.334
 Married 313(72.6) 112.99 ± 11.01   
 Divorce 10(2.3) 107.20 ± 11.60   
 Widowed 104(24.1) 113.13 ± 12.02   
Primary caregiver
 Spouse 138(32.0) 112.12 ± 8.84 2.984 b 0.019
 Child 154(35.7) 111.53 ± 10.21   
 Nursing workers 39(9.0) 114.67 ± 15.15   
 No 86(20.0) 116.22 ± 13.63   
 Other 13(3.0) 111.00 ± 12.28   
Income per month(RMB)
 <2000 83(19.3) 116.93 ± 10.13 17.315 b <0.001
 2000~ 149(34.6) 115.83 ± 11.20   
 3000~ 135(31.3) 110.01 ± 10.06   
 >4000 63(14.6) 107.03 ± 11.37   
Living status
 Lives with spouse only 233(54.1) 113.31 ± 10.23 0.199 b 0.897
 Lives with children only 84(19.5) 112.58 ± 12.46   
 Lives with both spouse and children 70(16.2) 112.33 ± 11.86   
 Lives alone 43(10.0) 112.51 ± 13.38   
Health conditions(diagnoses)
 High blood pressure 362(84.0) 112.95 ± 11.37 -0.095 0.924
 Stroke 199(46.2) 113.20 ± 11.22 -0.466 0.641
 Diabetes 255(59.2) 113.73 ± 11.22 -1.794 0.074
 Hyperlipidemia 281(65.2) 111.99 ± 19.70 2.385 0.022
 Coronary heart disease 254(58.9) 112.30 ± 10.74 1.383 0.176
 Chronic obstructive pulmonary disease 134(31.1) 115.22 ± 10.72 -2.867 0.004
Number of medicines
 5 ~ 10 174(40.4)) 109.71 ± 10.31 25.901 b <0.001
 11 ~ 15 203(47.1)) 113.41 ± 11.15   
 >15 53(12.3) 121.66 ± 9.86   
Frequency of medicines
 Once per day 49(11.4) 105.16 ± 9.97 16.367 b <0.001
 Twice per day 91(21.1) 110.36 ± 11.49   
 Three per day 224(52.0) 114.16 ± 10.71   
More than three times per day 66(15.3) 118.06 ± 10.09   
Monthly self-paid medication(RMB)
 <100 44(10.2) 104.20 ± 9.69 13.573b <0.001
 100~ 98(22.7) 110.28 ± 9.93   
 300~ 128(29.7) 113.64 ± 11.57   
 500~ 129(29.9) 115.89 ± 10.12   
 800~ 31(7.2) 118.42 ± 12.37   
  1. Tips: a represents T value; b represents F value