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. Author manuscript; available in PMC: 2017 Dec 1.
Published in final edited form as: Sleep Health. 2016 Dec;2(4):272–276. doi: 10.1016/j.sleh.2016.09.007

Table 3.

Associations between self-reported sleep duration and caffeinated and decaffeinated sugar sweetened beverages*

≤5 hours 6 hours 7–8 hours ≥9 hours

Mean
(SE)
servin
gs
R
D
95%
CI
Mean
(SE)
servi
ngs
R
D
95%
CI
Mean
(SE)
servi
ngs
R
D
95%
CI
Mean
(SE)
servi
ngs
R
D
95%
CI
With caffeine
  Sugar-
sweetened
  beverages
(total)
1.5
(0.10)
1.
33
1.18,
1.50
1.1
(0.04)
1.
15
1.06,
1.26
0.9
(0.04)
Re
f.
- 1.0
(0.09)
1.
02
0.89,
1.17
    Sodas 1.0
(0.08)
1.
37
1.17,
1.61
0.7
(0.04)
1.
18
1.07,
1.31
0.6
(0.03)
Re
f.
- 0.8
(0.08)
1.
12
0.92,
1.35
    Non-
carbonated
    sugary
drinks
0.5
(0.06)
1.
30
1.09,
1.55
0.4
(0.02)
1.
15
1.02,
1.29
0.3
(0.02)
Re
f.
- 0.3
(0.03)
0.
87
0.69,
1.11
Without
caffeine
  Sugar-
sweetened
  beverages
(total)
1.0
(0.05)
1.
03
0.93,
1.15
0.9
(0.03)
1.
05
0.97,
1.14
0.8
(0.02)
Re
f.
- 0.8
(0.05)
0.
99
0.88,
1.12
    Sodas 0.3
(0.02)
0.
94
0.78,
1.13
0.3
(0.02)
1.
03
0.87,
1.21
0.2
(0.01)
Re
f.
- 0.2
(0.03)
0.
79
0.63,
1.00
    Non-
carbonated
    sugary
drinks
0.7
(0.04)
1.
08
0.94,
1.24
0.6
(0.03)
1.
07
0.96,
1.19
0.5
(0.02)
Re
f.
- 0.6
(0.04)
1.
06
0.90,
1.24
*

Models adjusted for sociodemographics (age, sex, race/ethnicity, education level, household income, marital status), health characteristics (smoking status, physical activity, and self-reported health status, sleep disorder diagnosis) and total energy intake.

Bolded values are statistically significant compared to the reference group (7–8 hours).