Skip to main content

Table 1 Baseline characteristics of the participants

From: Association between anorexia and hyposalivation in community-dwelling older adults in Japan: a 6-year longitudinal study

 

Total

N = 220

No Hyposalivation

N = 177 (80.5%)

Hyposalivation

N = 43 (19.5%)

p-valuea

Demographic and general health status

 Age, years, median (IQR)

72

(69–76)

72

(69–76)

72

(69–76)

.941b

 Sex, female, n (%)

140

(63.6)

111

(62.7)

29

(67.4)

.563c

 Body mass index, kg/m2, median (IQR)

22.5

(20.8–24.9)

22.4

(20.8–24.8)

22.6

(20.9–25.6)

.552b

 Anorexia, n (%)

95

(43.2)

69

(39.0)

26

(60.5)

.001c

 Serum albumin, mg/dL, median (IQR)

4.3

(4.2–4.4)

4.3

(4.2–4.4)

4.3

(4.2–4.5)

.556b

 SDS, point, median (IQR)

28

(24–32)

27

(24–31)

30

(24–35)

.101b

 Current smoker, n (%)

23

(10.5)

18

(10.2)

5

(11.6)

.779d

 Number of comorbidities, median (IQR)

1

(0–2)

1

(0–2)

1

(0–2)

.937b

 Polypharmacy, n (%)

19

(8.6)

12

(6.8)

7

(16.3)

.066c

 Going out at least once a week, n (%)

217

(98.6)

175

(98.9)

41

(95.3)

.121d

Oral health status

 Number of present teeth, median (IQR)

24

(18–27)

24

(18–27)

25

(19–27)

.882b

 Occlusal force, N, median (IQR)

404.0

(223.2–568.3)

404.2

(231.9–570.9)

386.8

(150.6–560.6)

.350b

 RSST (times/30 s), median (IQR)

4.0

(3.0–5.0)

4.0

(3.0–5.0)

4.0

(3.0–5.0)

.343b

 Xerostomia, n (%)

51

(23.2)

38

(21.5)

12

(27.9)

.366c

  1. Values are median (interquartile range) for continuous variables or n (%) for categorial variables. SDS, Zung Self-Rating Depression Scale; RSST, repetitive saliva swallowing test; IQR, interquartile range
  2. Bold text indicates statistically significant associations (p < 0.05)
  3. a p-value for the comparison between groups
  4. b Mann–Whitney U test
  5. c chi-square test
  6. d Fisher’s exact test