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Table 2 Association between obesity status and successful aging and its specific components by sex

From: Association between obesity status and successful aging among older people in China: evidence from CHARLS

Successful aging Male (N,(%)) Female (N,(%))
Underweight Normal Overweight Obese P Value Underweight Normal Overweight Obese P Value
Successful aging
 Yes 398(10.29) 184(15.88) 144(23.04) 56(29.63) < 0.001 2(1.40) 76(9.13) 76(11.69) 27(9.47) 0.002
 No 1711(89.71) 975(84.12) 481(76.96) 133(70.37)   141(98.60) 756(90.87) 574(88.31) 258(90.53)  
Absence of major disease
 Yes 122(89.71) 1083(93.44) 584(93.44) 166(87.83) 0.020 132(92.31) 772(92.79) 587(90.31) 249(87.37) 0.035
 No 14(10.29) 76(6.56) 41(6.56) 23(12.17)   11(7.69) 60(7.21) 63(9.69) 36(12.63)  
Freedom from disability
 Yes 92(67.65) 862(74.37) 524(83.84) 147(77.78) < 0.001 55(38.46) 482(57.93) 403(62.00) 157(55.09) < 0.001
 No 44(32.35) 297(25.63) 101(16.16) 42(22.22)   88(61.54) 350(42.07) 247(38.00) 128(44.91)  
High cognitive function
 Yes 56(41.18) 577(49.78) 383(61.28) 120(63.49) < 0.001 23(16.08) 245(29.45) 235(36.15) 101(35.44) < 0.001
 No 80(58.82) 582(50.22) 242(38.72) 69(36.51)   120(83.92) 587(70.55) 415(63.85) 184(64.56)  
No depressive symptoms
 Yes 86(63.24) 836(72.13) 486(77.76) 162(85.71) < 0.001 66(46.15) 485(58.29) 407(62.62) 187(65.61) < 0.001
 No 50(36.76) 323(27.87) 139(22.24) 27(14.29)   77(53.85) 347(41.71) 243(37.38) 98(34.39)  
Active social engagement in life
 Yes 62(45.59) 544(46.94) 334(53.44) 102(53.97) 0.026 64(44.76) 408(49.04) 313(48.15) 153(53.68) 0.294
 No 74(54.41) 615(53.06) 291(46.56) 87(46.03)   79(55.24) 424(50.96) 337(51.85) 132(46.32)