Skip to main content

Table 6 Logistic regression analysis of poor sleep quality with the global score and with seven components of Pittsburgh Sleep Quality Index (PQSI) (N = 283)

From: Subjective sleep quality and association with depression syndrome, chronic diseases and health-related physical fitness in the middle-aged and elderly

Variable 95% Confidence interval
Poor sleep quality Short sleep duration Sleep disturbance Longer sleep latency Daytime dysfunction Poor sleep efficiency Poor subjective sleep quality Use of sleep medication
Age (0.960, 1.052) (0.936, 1.090) (0.846, 1.011) (0.931, 1.018) (0.941, 1.083) (0.937, 1.084) (0.943, 1.032) (0.979, 1.095)
Sex (0.625, 3.742) (0.494, 45.703) (0.512, 29.751) (0.383, 1.825) (0.283, 3.725) (0.487, 12.475) (0.528, 2.902) (0.283, 1.923)
Alcohol consumption (0.234, 1.404) (0.173, 4.427) (0.193, 5.338) (0.356, 1.751) (0.212, 3.222) (0.503, 6.072) (0.281, 1.497) (0.114, 1.435)
CES-D score (1.116, 1.333) (1.043, 1.318) (1.091, 1.376) (1.015, 1.183) (1.034, 1.262) (0.884, 1.137) (1.145, 1.387) (1.051, 1.235)
Chronic disease numbers (0.789, 6.684) (0.165, 0.986) (0.389, 1.951) (0.382, 0.954) (0.306, 1.294) (0.401, 1.719) (0.403, 1.049) (0.568, 1.630)
Self-rated health (0.792, 0.944) (0.822, 1.093) (0.833, 1.135) (0.815, 0.961) (0.838, 1.100) (0.808, 1.063) (0.785, 0.934) (0.784, 0.963)
Arthritis (1.513, 13.753) (0.503, 34.773) (1.115, 30.324) (0.701, 5.926) (0.410, 11.408) (0.556, 15.351) (0.995, 8.798) (0.994, 5.329)
Heart disease (0.315, 0.873) NA (0.148, 5.087) (0.511, 3.999) (0.339, 8.183) NA (0.358, 3.053) (0.776, 6.808)
Sit-and-reach (0.963, 1.020) (0.914, 0.999) (0.916, 1.011) (0.967, 1.023) (0.938, 1.024) 0.941, 1.031) (0.975, 1.033) (0.961, 1.028)
Two-min step (0.986, 1.015) (0.960, 1.009) (0.954, 1.010) (0.972, 0.999) (0.980, 1.028) (0.975, 1.021) (0.979, 1.007) (0.975, 1.011)
Up-and-go (0.890,1.415) (0.767, 1.666) (0.902, 2.123) (0.826, 1.319) (0.761, 1.616) (0.726, 1.554) (0.865, 1.393) (0.752, 1.315)
  1. NA there are no variability in the data for short sleep duration and poor sleep efficiency column