Skip to main content

Table 3 Associations between sleep quality and components of sleep quality and frailty status by logistic regression analysis

From: Associations of sleep quality and sleep duration with frailty and pre-frailty in an elderly population Rugao longevity and ageing study

Sleep quality

Crude model

Model1

Model2

Model3

Pre-frail

 Poor subjective sleep quality

1.75 (1.43–2.16)***

1.61 (1.3–1.99)***

1.63 (1.3–2.04)***

1.51 (1.20–1.90)***

 PSQI> 5 vs. ≤ 5

 PSQI global score

1.11 (1.08–1.15)***

1.1 (1.06–1.14)***

1.1 (1.06–1.14)***

1.08 (1.04–1.13)***

 Per SD PSQI score

1.41 (1.26–1.57)***

1.35 (1.21–1.52)***

1.35 (1.2–1.52)***

1.29 (1.14–1.46)***

 Sleep quality component

1.22 (1.04–1.42)*

1.15 (0.98–1.36)

1.15 (0.97–1.37)

1.08 (0.91–1.29)

 Sleep latency component

1.3 (1.16–1.46)***

1.24 (1.1–1.4)***

1.24 (1.1–1.41)**

1.23 (1.08–1.4)**

 Sleep duration component

0.98 (0.86–1.12)

0.95 (0.83–1.09)

0.93 (0.8–1.07)

0.9 (0.78–1.05)

 Sleep efficiency component

1.1 (1.01–1.2)*

1.05 (0.96–1.15)

1.05 (0.96–1.16)

1.01 (0.92–1.12)

 Sleep disturbance component

2.01 (1.6–2.51)***

1.97 (1.57–2.48)***

2.04 (1.6–2.59)***

1.88 (1.46–2.4)***

 Sleep medication use component

1.21 (0.82–1.77)

1.17 (0.79–1.73)

1.01 (0.67–1.52)

1.01 (0.65–1.56)

 Daytime dysfunction component

1.85 (1.62–2.1)***

1.9 (1.66–2.17)***

1.9 (1.65–2.19)***

1.9 (1.64–2.2)***

Frail

 Poor subjective sleep quality

2.43 (1.7–3.46)***

2.15 (1.49–3.09)***

2.19 (1.49–3.21)***

1.78 (1.19–2.66)**

PSQI> 5 vs. ≤ 5

 PSQI global score

1.22 (1.16–1.29)***

1.2 (1.14–1.27)***

1.2 (1.13–1.27)***

1.16 (1.09–1.23)***

 Per SD PSQI score

1.87 (1.58–2.21)***

1.77 (1.49–2.11)***

1.75 (1.46–2.1)***

1.6 (1.32–1.94)***

 Sleep quality component

1.66 (1.28–2.16)***

1.54 (1.17–2.01)**

1.51 (1.14–2)**

1.24 (0.92–1.68)

 Sleep latency component

1.6 (1.32–1.93)***

1.5 (1.23–1.83)***

1.45 (1.18–1.79)***

1.39 (1.12–1.72)**

 Sleep duration component

1.07 (0.86–1.34)

1.02 (0.81–1.27)

1.02 (0.8–1.28)

0.95 (0.74–1.23)

 Sleep efficiency component

1.25 (1.08–1.45)**

1.16 (1–1.34)

1.16 (0.99–1.35)

1.08 (0.91–1.27)

 Sleep disturbance component

2.84 (1.99–4.05)***

2.84 (1.97–4.1)***

2.85 (1.94–4.19)***

2.34 (1.55–3.51)***

 Sleep medication use component

1.43 (0.85–2.41)

1.34 (0.78–2.29)

1.21 (0.68–2.17)

1.16 (0.62–2.19)

 Daytime dysfunction component

2.67 (2.22–3.22)***

2.85 (2.34–3.46)***

2.9 (2.36–3.55)***

2.8 (2.25–3.48)***

  1. Model1 adjusted for age, and gender on crude model. Model2 adjusted for smoking, drinking, education, marital status, occupation, BMI category plus the variables in Model1. Model3 adjusted for diabetes, hypertension, MCI, perceived overall health plus the variables in Model 2
  2. *P < 0.05, **P < 0.01, ***P < 0.001