Table 3

Factors associated with participants’ attitudes for taking measures to improve sleep disturbances

FactorsWillingness to improve sleep qualityRegular lifeStrengthened exercisePsychotherapyMedication
AOR95% CIAOR95% CIAOR95% CIAOR95% CIAOR95% CI
Sex (ref: male)1.190.80 to 1.781.020.85 to 1.240.910.77 to 1.081.62*1.36 to 1.921.210.99 to 1.47
Age (ref: <40 years)
 40–65 years0.950.61 to 1.490.51*0.42 to 0.631.000.83 to 1.200.870.72 to 1.041.36*1.10 to 1.67
 ≥65 years1.550.56 to 4.320.960.57 to 1.630.700.44 to 1.120.590.31 to 1.121.680.98 to 2.90
Education level (ref: primary school or illiteracy ≤6)
 Middle or high school (6–12)0.790.26 to 2.421.580.89 to 2.801.050.60 to 1.842.070.85 to 5.071.770.72 to 4.34
 College or university (12–16)1.340.41 to 4.322.62*1.44 to 4.741.87*1.06 to 3.323.02*1.23 to 7.412.160.87 to 5.35
 Postgraduate (≥16)2.320.64 to 8.372.62*1.40 to 4.912.49*1.37 to 4.533.06*1.23 to 7.621.990.79 to 5.02
Type of job (ref: nonmanual)
 Manual1.020.57 to 1.840.70*0.52 to 0.930.870.67 to 1.130.770.58 to 1.030.900.65 to 1.24
 Retired0.570.31 to 1.020.71*0.52 to 0.960.760.57 to 1.020.50*0.35 to 0.720.970.69 to 1.38
Income groups (ref: 0–2000 yuan/month)
 2000–5000 yuan/month0.880.49 to 1.591.080.80 to 1.470.840.64 to 1.100.940.70 to 1.250.960.69 to 1.33
 5000–10 000 yuan/month1.300.68 to 2.481.180.86 to 1.621.020.77 to 1.331.150.87 to 1.531.050.76 to 1.45
 >10 000 yuan/month1.050.51 to 2.161.030.73 to 1.451.070.79 to 1.451.050.77 to 1.431.190.84 to 1.69
Type of residence (ref: city)
 Town0.770.44 to 1.350.810.60 to 1.100.77*0.58 to 1.000.730.54 to 1.000.850.60 to 1.20
 Rural area0.880.40 to 1.921.140.75 to 1.740.880.61 to 1.271.310.87 to 1.961.190.75 to 1.89
Dementia contact (ref: yes)
 No1.150.74 to 1.781.090.89 to 1.330.83*0.69 to 0.980.80*0.67 to 0.960.880.72 to 1.08
 Unclear0.710.43 to 1.180.970.75 to 1.260.78*0.62 to 0.980.890.70 to 1.121.030.79 to 1.34
 Shift work (ref: yes)0.790.48 to 1.310.67*0.53 to 0.851.020.84 to 1.230.82*0.68 to 0.980.77*0.62 to 0.95
Sleep duration in the past 1 month (ref: 6–8 hours)
 <60.910.60 to 1.390.78*0.64 to 0.960.82*0.69 to 0.991.211.00 to 1.451.100.89 to 1.36
 >80.800.37 to 1.730.60*0.42 to 0.860.980.71 to 1.371.120.80 to 1.561.030.70 to 1.53
 Self-reported sleep quality in the past 1 month (ref: very good/pretty good)0.65*0.43 to 0.970.80*0.66 to 0.970.76*0.65 to 0.901.010.85 to 1.200.960.79 to 1.17
 Self-reported diagnosed sleep disturbances, neurological or psychiatric disorders (ref: at least one)1.000.66 to 1.521.47*1.21 to 1.790.980.82 to 1.170.57*0.47 to 0.680.46*0.38 to 0.57
Do you think sleep disturbances increase risk of dementia? (ref: yes)
 No0.22*0.13 to 0.380.52*0.36 to 0.730.45*0.33 to 0.630.57*0.37 to 0.860.53*0.34 to 0.83
 Unclear0.890.55 to 1.460.79*0.63 to 0.990.77*0.63 to 0.940.75*0.60 to 0.940.70*0.54 to 0.89
Do you think sleep medicine increase risk of dementia? (ref: yes)
 No0.56*0.32 to 0.980.64*0.48 to 0.850.820.64 to 1.071.120.87 to 1.452.76*2.11 to 3.61
 Unclear0.750.48 to 1.160.850.69 to 1.040.860.72 to 1.030.970.81 to 1.161.49*1.21 to 1.83
  • *indicates statistically significant.

  • AOR, adjusted odds ratio; CI, confidence interval.