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Table 2 The average PSQI score, xerostomia score, and salivary flow rate at different time periods (years) after radiotherapy (n = 105)

From: The Association of Salivary Flow Rate and Sleep Quality among Head and Neck Cancer Survivors after Radiotherapy

  

PSQI score

Dry mouth score

USF

(mL / min)

SSF

(mL / min)

YAR

N

Mean

SD

Mean

SD

Mean

SD

Mean

SD

1

8

9.25

4.46

12.25

2.12

0.03

0.03

0.11

0.10

2

13

7.15

4.38

11.08

3.52

0.03

0.02

0.06

0.08

3

12

9.25

4.90

11.25

4.52

0.05

0.06

0.12

0.13

4

12

7.42

4.72

11.17

3.66

0.05

0.06

0.18

0.19

5

12

5.58

4.03

11.00

2.80

0.09

0.10

0.21

0.16

> 5

48

5.22

3.24

10.27

3.13

0.07

0.10

0.20

0.18

p

 

0.03*

0.57

0.67

0.04*

  1. Kruskal–Wallis test; *p <  0.05(the first year v.s. the fifth year); Grouping variable: Year after radiotherapy (YAR); USF unstimulated saliva flow rate; SSF stimulated saliva flow rate; SD standard deviation; N = participant number
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BMC Oral Health

ISSN: 1472-6831

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