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Table 1 Characteristics of study participants at baseline (unless otherwise specified) by changes in DASH1 scores2,3

From: Diet quality from mid to late life and its association with physical frailty in late life in a cohort of Chinese adults

 

Consistently low

(< 3% change and ≤ median DASH at both timepoints)

Large decrease

(> 10% decrease)

Small decrease

(3–10% decrease)

Small increase

(3–10% increase)

Large increase

(> 10% increase)

Consistently high

(< 3% change and > median DASH at both timepoints)

 

n = 1512

n = 3377

n = 1820

n = 1659

n = 2699

n = 1513

DASH score at baseline

17.6 ± 2.3

24.1 ± 3.9

21.9 ± 4.0

19.5 ± 3.8

17.8 ± 3.5

23.9 ± 2.4

DASH score at follow-up 3

17.6 ± 2.3

17.5 ± 3.8

19.4 ± 4.0

21.9 ± 3.8

24.2 ± 3.6

23.9 ± 2.4

Age at baseline, years

52.8 ± 5.9

53.7 ± 6.1

53.1 ± 5.9

52.4 ± 5.7

52.2 ± 5.7

52.6 ± 5.7

Age at assessment of frailty, years

73.6 ± 6.1

74.5 ± 6.2

73.9 ± 6.1

73.2 ± 5.9

73.1 ± 5.9

73.3 ± 5.9

Gender

      

 Men

711 (47.0)

1429 (42.3)

744 (40.9)

665 (40.1)

1107 (41.0)

563 (37.2)

 Women

801 (53.0)

1948 (57.7)

1076 (59.1)

994 (59.9)

1592 (59.0)

950 (62.8)

Dialect group

      

 Hokkien

702 (46.4)

1673 (49.5)

928 (51.0)

852 (51.4)

1347 (49.9)

834 (55.1)

 Cantonese

810 (53.6)

1704 (50.5)

892 (49.0)

807 (48.6)

1352 (50.1)

679 (44.9)

Education

      

 No formal education

287 (19.0)

566 (16.8)

298 (16.4)

248 (14.9)

413 (15.3)

173 (11.4)

 Primary school

705 (46.6)

1544 (45.7)

804 (44.2)

731 (44.1)

1135 (42.1)

594 (39.3)

 Secondary school

428 (28.3)

1012 (30.0)

594 (32.6)

530 (32.0)

886 (32.8)

575 (38.0)

 Diploma / University

92 (6.1)

255 (7.5)

124 (6.8)

50 (9.0)

265 (9.8)

171 (11.3)

Alcohol consumption

      

 Never

1168 (77.3)

2714 (80.4)

1458 (80.1)

1317 (79.4)

2119 (78.5)

1235 (81.6)

 Monthly

140 (9.3)

279 (8.3)

149 (8.2)

155 (9.3)

253 (9.4)

131 (8.7)

 Weekly

149 (9.9)

305 (9.0)

158 (8.7)

154 (9.3)

247 (9.1)

119 (7.9)

 Daily

55 (3.6)

79 (2.3)

55 (3.0)

33 (2.0)

80 (3.0)

28 (1.8)

Smoking history

      

 Never smoker

1082 (71.6)

2629 (77.9)

1419 (78.0)

1342 (80.9)

2142 (79.4)

1305 (86.3)

 Former smoker

158 (10.4)

294 (8.7)

176 (9.7)

131 (7.9)

245 (9.1)

111 (7.3)

 Current smoker

272 (18.0)

454 (13.4)

225 (12.4)

186 (11.2)

312 (11.6)

97 (6.4)

Amount of sleep per day, hours

7.0 ± 1.0

7.0 ± 1.0

6.9 ± 1.0

7.0 ± 1.0

7.0 ± 1.0

6.9 ± 1.0

Weekly participation in vigorous work or strenuous sports

260 (17.2)

600 (17.8)

347 (19.1)

306 (18.4)

512 (19.0)

310 (20.5)

Amount of moderate activity per week

      

 None

1244 (82.3)

2539 (75.2)

1400 (76.9)

1251 (75.4)

2101 (77.8)

1077 (71.2)

 0.5 to 3 h

189 (12.5)

537 (15.9)

263 (14.5)

277 (16.7)

414 (15.3)

295 (19.5)

 ≥ 4 h

79 (5.2)

301 (8.9)

157 (8.6)

131 (7.9)

184 (6.8)

141 (9.3)

Body mass index

      

 Underweight [< 18.5 kg/m2]

104 (6.9)

216 (6.4)

97 (5.3)

84 (5.1)

156 (5.8)

81 (5.4)

 Normal [18.5 to 22.9 kg/m2]

612 (40.5)

1520 (45.0)

791 (43.5)

719 (43.3)

1217 (45.1)

695 (45.9)

 Overweight [23.0 to 27.4 kg/m2]

646 (42.7)

1365 (40.4)

784 (43.1)

713 (43.0)

1085 (40.2)

612 (40.4)

 Obese [≥ 27.5 kg/m2]

150 (9.9)

276 (8.2)

148 (8.1)

143 (8.6)

241 (8.9)

125 (8.3)

Hypertension

292 (19.3)

646 (19.1)

356 (19.6)

293 (17.7)

463 (17.2)

310 (20.5)

Coronary artery disease

45 (3.0)

80 (2.4)

30 (1.7)

27 (1.6)

29 (1.1)

35 (2.3)

Stroke

6 (0.4)

10 (0.3)

11 (0.6)

8 (0.5)

10 (0.4)

3 (0.2)

Diabetes

62 (4.1)

186 (5.5)

65 (3.6)

74 (4.5)

101 (3.7)

85 (5.6)

Cancer

25 (1.7)

74 (2.2)

25 (1.4)

30 (1.8)

34 (1.3)

34 (2.3)

  1. 1 DASH, Dietary Approaches to Stop Hypertension
  2. 2 Values were presented as mean (SD) or n (%) as appropriate
  3. 3 The characteristics of participants at baseline according to changes in diet quality were compared using one-way ANOVA for continuous variables, and chi-squared test for categorical variables. All P-values were < 0.05 except for distribution in changes in DASH groups by weekly participation in vigorous work or strenuous sports, body mass index categories, hypertension, and stroke