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Table 2 Prevalence conditions of frailty across demographics (n(%))

From: Prevalence and associated factors for frailty among elder patients in China: a multicentre cross-sectional study

CharacteristicsCases(n = 9996)Non-frailtyFrailtyP
Age
 65–694234(42.36)3615(85.40)618(14.60)<.0001
 70–742790(27.91)2319(83.09)472(16.91) 
 75–791753(17.54)1364(77.81)389(22.19) 
 80–84884(8.84)670(75.79)214(24.21) 
 85+335(3.35)227(67.76)108(32.24) 
Gender
 Female4218(42.20)3370(79.90)848(20.10)<.0001
 Male5778(57.80)4826(83.51)953(16.49) 
Nationality
 Han nationality9412(94.16)7784(82.70)1628(17.30)<.0001
 Minority584(5.84)411(70.38)173(29.62) 
Education
 Illiteracy1638(16.39)1226(74.85)412(25.15)<.0001
 Primary school2869(28.71)2338(81.49)531(18.51) 
 Middle school4027(40.29)3387(84.11)640(15.89) 
 Diploma and above1460(14.61)1242(85.07)218(14.93) 
BMI
  < 18.5698(7.09)477(68.34)221(31.66)<.0001
 18.5–23.94778(48.54)3915(81.94)863(18.06) 
 24–27.93377(34.31)2887(85.49)490(14.51) 
  > =28991(10.07)822(82.95)169(17.05) 
Marital status
 Divorced or widowed1117(11.19)849(76.01)268(23.99)<.0001
 Married8867(88.81)7336(82.73)1531(17.26) 
Admission to hospital
 Emergency department1319(13.20)979(74.22)340(25.78)<.0001
 Outpatient department8284(82.87)6912(83.44)1372(16.56) 
 Transit from other hospitals329(3.29)251(76.29)78(23.71) 
 Other64(0.64)53(82.81)11(17.19) 
Living conditions
 Building with elevators36082965(82.18)643(17.82)<.0001
 Building without elevators46943949(84.13)745(15.87) 
 Bungalow16941281(75.62)413(24.38) 
Smoking
 Non-smoker6608(66.11)5386(81.51)1222(18.49)0.0045
 Current smoker1114(11.14)953(85.55)161(14.45) 
 Former smoker2274(22.75)1856(81.62)418(18.38) 
Drinking history
 Non-drinker7647(76.50)6210(81.21)1437(18.79)<.0001
 Current drinker1153(11.53)1026(88.99)127(11.01) 
 Former drinker1196(11.96)959(80.18)237(19.82) 
Fall history in last 12 months
 No8574(85.77)7158(83.48)1416(16.51)<.0001
 Yes1422(14.23)1037(72.93)385(27.07) 
Cognition impairment
 No7469(79.43)6377(85.38)1092(14.62)<.0001
 Yes1934(20.57)1413(73.06)521(26.94) 
Vision
 Normal7794(77.97)6532(83.81)1262(16.19)<.0001
 Dysfunction2202(22.03)1663(75.52)539(24.48) 
Hearing
 Normal8057(80.60)6740(83.65)1317(16.35)<.0001
 Dysfunction1939(19.40)1455(75.04)484(24.96) 
Sleeping
 Normal5611(56.13)4890(87.15)721(12.85)<.0001
 Dysfunction4385(43.87)3305(75.37)1080(24.63) 
Urinary function
 Normal8596(85.99)7177(83.49)1419(16.51)<.0001
 Dysfunction1400(14.11)1018(72.71)382(27.29) 
Defecation function
 Normal8744(87.47)7344*(83.99)1400(16.01)<.0001
 Dysfunction1252(12.53)851(67.97)401(32.03) 
Department
 Medicine4694(46.96)3713(79.10)981(20.90)<.0005
 Surgical3296(32.97)2897(87.89)399(12.11) 
 Neurology970(9.70)764(78.76)206(21.24) 
 ICU317(3.17)204(64.35)113(35.65) 
 Orthopaedics719(7.19)617(85.81)102(14.19) 
  1. ICU Intensive care unit
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