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Table 1 General characteristics of women from the UKWCS according to sleep duration category

From: Recommended sleep duration is associated with higher consumption of fruits and vegetables; cross-sectional and prospective analyses from the UK Women’s Cohort Study

Characteristics

≤6 h/day (SS)

Sleep Categories

7-9 h/day (RS)

≥ 9 h/day (LS)

Total

Observations (n)

1403

11,292

1230

13,925

 

Mean (95% CI)

Mean (95% CI)

Mean (95% CI)

Mean (95% CI)

Age (years)

55 (54,55)

51 (51,52)

54 (53,54)

52 (52,53)

BMI (kg/m2)

24.7 (24.5,24.9)

24.0 (23.9,24.1)

24.8 (24.6,25.1)

24.1 (24.1,24.2)

Fruit (g/d)

229 (220,238)

235 (232, 238)

217 (208,226)

232 (229,234)

Vegetables (g/d)

209 (202,215)

222 (219,224)

208 (202, 215)

218 (216,220)

Total fruits and vegetables (g/d)

430 (417,442)

451 (447,455)

421 (409,433)

445 (441,448)

Total energy intake (kcal/d)

2329 (2289,2368)

2371 (2359,2384)

2331 (2293,2368)

2362 (2351,2374)

 

% (95%CI)

% (95%CI)

% (95%CI)

% (95%CI)

Alcohol consumption frequency (once a week or more)

39 (37,42)

47 (46,48)

37 (34,40)

46 (45, 46)

Has longstanding illness (yes)

33 (31,36)

25 (24,25)

29 (27,32)

26 (25,27)

Taking prescribed medicine (yes)

40 (37,42)

29 (28, 30)

40 (37,43)

31 (30, 32)

Smoking (yes)

10 (9,12)

8 (7,8)

8 (6, 9)

8 (7, 8)

Vitamins, minerals, food supplements (yes)

63 (61,66)

59 (58, 60)

57 (54,60)

60 (59, 61)

Vegetarian or vegan(yes)

33 (30,36)

32 (31, 33)

28 (25,31)

32 (31, 33)

Ethnicity (white)

98 (97, 98)

98 (98, 99)

99 (98,99)

99 (98, 99)

Employer (employed)

47 (45,50)

62 (61,63)

45 (43,48)

59 (58,60)

Socio-economic status (professional)

21 (19,23)

28 (27,29)

26 (24,29)

28 (27,28)

Physical activity (light/moderate)

49 (46,52)

49 (48,50)

56 (53,59)

50 (48,50)

Marital status (married or living as married)

68 (65,70)

77 (76, 78)

77 (75,80)

76 (75,77)

Number of children (2 children)

48 (45, 51)

51 (50,52)

50 (47,53)

50 (49, 51)

  1. BMI body mass index, CI Confidence interval, d day, g gram, kg kilogram, LS long sleepers, m metre, n number, RS recommended sleepers, SS short sleepers