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Table 2 Descriptive data for the study participants

From: Estimation of gingival crevicular fluid oxidative stress markers in school-aged children and teenagers with insufficient sleep

Parameters

All cases (n = 80)

School aged children Group (n = 40)

Teenagers Group (n = 40)

Sufficient sleep (n = 20)

Insufficient sleep (n = 20)

p-Value

Sufficient sleep (n = 20)

Insufficient sleep (n = 20)

p-Value

Age (years), mean ± SD

12.98 ± 2.74

10.75 ± 2.0

10.8 ± 2.12

0.939a

15.25 ± 1.16

15.10 ± 0.97

0.66a

(min–max)

(6–17)

(7–13)

(6–13)

 

(14–17)

(14–17)

 

Gender

Male n (%)

36 (45%)

8 (40%)

9 (45%)

1b

10 (50%)

9 (45%)

 1b

Female n (%)

44 (55%)

12 (60%)

11 (55%)

 

10 (50%)

11 (55%)

 

Sleep duration,

7.02 ± 1.21

8.25 ± 0.68

6.32 ± 0.24

 < 0.01a

7.7 ± 1.11

5.8 ± 0.47

 < 0.01a

Mean ± SD

PI

1.13 ± 0.17

1.01 ± 0.15

1.08 ± 0.16

0.135a

1.19 ± 0.12

1.23 ± 0.13

0.372a

OHI-S

3.29 ± 1.66

2.35 ± 1.69

2.9 ± 1.37

0.266a

3.60 ± 1.60

4.30 ± 1.34

0.142a

Number of tooth brushing

2.58 ± 0.61

2.55 ± 0.69

2.6 ± 0.6

0.807a

2.5 ± 0.69

2.65 ± 0.49

0.432a

Brushing time

3.14 ± 0.61

3.1 ± 0.79

3.0 ± 0.73

0.679a

3.25 ± 0.44

3.2 ± 0.41

0.714a

  1. SD—standard deviation; a Student’s t-test; b Correction for continuity