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第46卷第1期           葛怀廷,王 刚,付美芝,等. 癫痫患者认知功能障碍的影响因素及模型构建—— 基于
                  2026年1月            NHANES数据库分析[J]. 南京医科大学学报(自然科学版),2026,46(1):94-102                 · 97   ·


               (续表1)
                                                                      Normal cognitive   Cognitive
                                                                                                       2
                              Variable               Overall(n=282)   function group  impairment group  t/χ /Z  P
                                                                        (n=190)          (n=92)
                Educational level[n(%)]                                                              32.210 <0.001
                  Junior high school and below     0.065(23.05)     0.027(14.21)    0.038(41.30)
                  High school graduation or equivalent  0.079(28.01)  0.051(26.84)  0.028(30.43)
                  Diploma or Associate degree      00.83(29.43)     0.066(34.74)    0.017(18.48)
                  Bachelor degree and above        0.055(19.50)     0.046(24.21)    0.009(9.78)
                Household income[n(%)]                                                                1.697  0.193
                  Low income                       0.075(26.60)     0.046(24.21)    0.029(31.52)
                  Middle to high income            0.207(73.40)     0.144(75.79)    0.063(68.48)
                Job type[n(%)]                                                                        4.285  0.117
                  Fixed occupation or businessman  0.046(16.31)     0.037(19.47)    0.009(9.78)
                  Liberal professions              000.8(2.84)      0.005(2.63)     0.003(3.26)
                  Unemployment                     0.228(80.85)     0.148(77.89)    00.80(86.96)
                Smoking history[n(%)]                                                                 0.238  0.626
                  Yes                              0.033(11.70)     0.021(11.05)    00.12(13.04)
                  No                               0.249(88.30)     0.169(88.95)    00.80(86.96)
                Drinking history[n(%)]                                                                3.515  0.061
                  Yes                              0.184(65.25)     0.131(68.95)    00.53(57.61)
                  No                               0.098(34.75)     0.059(31.05)    00.39(42.39)
                Daily exercise time[h/d,M(P25,P75)]  00.75(0.50,1.00)  00.75(0.50,1.00)  00.50(0.33,1.00)  -2.165  0.030
                Daily sedentary time[h/d,M(P25,P75)]  07.00(5.00,8.00)  07.00(5.00,8.00)  08.00(5.00,9.00)  -1.427  0.154
                Hypertension[n(%)]                                                                    1.988  0.159
                  Yes                              0.183(64.89)     0.118(62.11)    00.65(70.65)
                  No                               0.099(35.11)     0.072(37.89)    00.27(29.35)
                Diabetes[n(%)]                                                                        0.535  0.465
                  Yes                              0.072(25.53)     0.046(24.21)    00.26(28.26)
                  No                               0.210(74.47)     0.144(75.79)    00.66(71.74)
                Coronary heart disease[n(%)]                                                          1.286  0.257
                  Yes                              0.034(12.06)     0.020(10.53)    00.14(15.22)
                  No                               0.248(87.94)     0.170(89.47)    00.78(84.78)
                Family history of cardiovascular disease[n(%)]                                        0.552  0.457
                  Yes                              0.129(45.74)     0.084(44.21)    00.45(48.91)
                  No                               0.153(54.26)     0.106(55.79)    00.47(51.09)
                Sleep disorders[n(%)]                                                                 6.098  0.014
                  Yes                              00.89(31.56)     0.069(36.32)    00.20(21.74)
                  No                               0.193(68.44)     0.121(63.68)    00.72(78.26)
                25(OH)D[nmol/L,M(P25,P75)]         73.35(56.62,90.95) 76.70(57.80,93.72) 68.50(52.08,83.50) -2.139  0.032
                Serum iron[μg/dL,M(P25,P75)]       79.00(61.25,100.75)79.00(62.00,100.75) 81.00(59.75,101.00) -0.291  0.771
                Blood uric acid[mg/dL,(x ± s)]        05.56 ± 1.58     05.03 ± 1.17     06.66 ± 1.76  8.053 <0.001
                LDH(U/L,x ± s)                        131.14 ± 26.18  130.78 ± 25.67   131.87 ± 27.34  0.326  0.745
                GGT[U/L,M(P25,P75)]                19.00(14.00,26.00) 19.00(14.00,26.00) 19.00(13.75,26.00) -0.331  0.740
                TBil[mg/dL,M(P25,P75)]             00.60(0.50,0.80)  00.60(0.50,0.78)  00.60(0.50,0.90)  -1.037  0.300
                NfL[ng/L,M(P25,P75)]               12.95(8.93,19.38)  12.25(8.80,16.60)  14.80(9.60,24.72)  -2.484  0.013
                及以上学历=3)、饮酒史(否=0、是=1)、合并睡眠障碍                      6个指标/自变量被保留(惩罚系数log2 λ=-4.5),分别
               (否=0、是=1)等分类变量赋值后输入。经Lasso回归,                      为:血尿酸、NfL、25(OH)D、每日锻炼时间、教育程
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