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第46卷第8期
               ·1202 ·                           南 京    医 科 大 学 学         报                        2026年8月


                                                表1 基于原始数据的两组特征比较
                                Table 1 Characteristic comparisons between the two groups based on raw data
                                                               Psychological resilience              Standardized
                       Variable           All(n=7 481)                                       P
                                                          Low(n=3 214)    High(n=4 267)               difference
               Age(years,x ± s)           84.44 ± 10.77    86.30 ± 10.57   83.04 ± 10.71   <0.001      0.306
               Sex[n(%)]                                                                   <0.001      0.266
                Male                      0 3 512(46.95)  0 1 268(39.45)  0 2 244(52.59)
                Female                    0 3 969(53.05)  0 1 946(60.55)  0 2 023(47.41)
               Race[n(%)]                                                                  <0.001      0.089
                Han                       0 7 053(94.28)  0 2 992(93.09)  0 4 061(95.17)
                Minority                  0 0.428(5.72)   0 0.222(6.91)   0 0.206(4.83)
               Residence[n(%)]                                                             <0.001      0.185
                Rural                     0 3 834(51.25)  0 1 816(56.50)  0 2 018(47.29)
                Urban                     0 3 647(48.75)  0 1 398(43.50)  0 2 249(52.71)
               Marital status[n(%)]                                                        <0.001      0.309
                Married                   0 3 119(41.69)  0 1 065(33.14)  0 2 054(48.14)
                Other                     0 4 362(58.31)  0 2 149(66.86)  0 2 213(51.86)
               Occupation[n(%)]                                                            <0.001      0.264
                Category 1 *              0 5 144(68.76)  0 2 390(74.36)  0 2 754(64.54)
                Category 2 *              0 1 582(21.15)  0 0.487(15.15)  0 1 095(25.66)
                Category 3 *              0 0.755(10.09)  0 0.337(10.49)  0 0.418(9.80)
               Insurance[n(%)]                                                              0.011      0.059
                No                        0 0.750(10.03)  0 0.355(11.05)  0 0.395(9.26)
                Yes                       0 6 731(89.97)  0 2 859(88.95)  0 3 872(90.74)
               Living alone[n(%)]                                                           0.007      0.062
                No                        0 6 181(82.62)  0 2 612(81.27)  0 3 569(83.64)
                Yes                       0 1 300(17.38)  0 0.602(18.73)  0 0.698(16.36)
               Smoke status[n(%)]                                                          <0.001      0.199
                Never                     0 4 792(64.06)  0 2 226(69.26)  0 2 566(60.14)
                Ever                      0 1 248(16.68)  0 0.486(15.12)  0 0.762(17.86)
                Current                   0 1 441(19.26)  0 0.502(15.62)  0 0.939(22.01)
               Alcohol consumption[n(%)]                                                   <0.001      0.197
                Never                     0 5 002(66.86)  0 2 281(70.97)  0 2 721(63.77)
                Ever                      0 1 133(15.15)  0 0.489(15.21)  0 0.644(15.09)
                Current                   0 1 346(17.99)  0 0.444(13.81)  0 0.902(21.14)
               Duration of sleep[n(%)]                                                     <0.001      0.179
                < 6 h                     0 1 184(15.83)  0 0.626(19.48)  0 0.558(13.08)
                6-8 h                     0 3 926(52.48)  0 1 579(49.13)  0 2 347(55.00)
                > 8 h                     0 2 371(31.69)  0 1 009(31.39)  0 1 362(31.92)
               Depressive symptoms[n(%)]                                                   <0.001      0.458
                No                        0 6 125(81.87)  0 2 308(71.81)  0 3 817(89.45)
                Yes                       0 1 356(18.13)  0 0.906(28.19)  0 0.450(10.55)
               MCC[n(%)]                                                                   <0.001      0.125

                No                        0 4 923(65.81)  0 2 006(62.41)  0 2 917(68.36)
                Yes                       0 2 558(34.19)  0 1 208(37.59)  0 1 350(31.64)
               Quality of life[n(%)]                                                       <0.001      0.546
                Very good/good            0 4 624(61.81)  0 1 538(47.85)  0 3 086(72.32)
                Average                   0 2 492(33.31)  0 1 393(43.34)  0 1 099(25.76)
                Bad/very bad              0 0.365(4.88)   0 0.283(8.81)   0 0.082(1.92)
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