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Table 1 General characteristics of ovarian cancer patients by tertiles of total dietary fat and fatty acid intake in the OOPS (N = 703)

From: The association of dietary fat and fatty acid intake with ovarian cancer survival: findings from the OOPS, a prospective cohort study

Characteristics

Tertiles of energy-adjusted intake*

Total fat

Total fatty acid

T1

T2

T3

T1

T2

T3

Range (g/day)

< 31.61

31.61-< 37.66

≥ 37.66

< 20.84

20.84-< 26.17

≥ 26.17

No. of deaths/patients

46/234

35/234

49/235

38/234

39/234

53/235

Mean (SD) age at diagnosis (years)

54.26 (9.65)

52.54 (9.59)

54.09 (9.04)

54.09 (9.45)

52.52 (9.32)

54.27 (9.51)

Mean (SD) follow-up time (months)

33.37 (16.56)

31.12 (16.29)

33.79 (16.66)

32.78 (16.66)

33.65 (16.35)

31.86 (16.58)

Mean (SD) body mass index (kg/m2)

23.41 (3.89)

23.01 (3.12)

23.32 (3.69)

23.34 (3.98)

23.00 (3.21)

23.40 (3.52)

Mean (SD) physical activity (MET h/d)

15.51 (12.03)

16.11 (10.52)

15.64 (11.18)

15.60 (11.94)

15.83 (11.59)

15.82 (10.17)

Mean (SD) age at menarche (years)

14.83 (1.81)

14.84 (2.03)

14.58 (1.73)

14.84 (1.93)

14.76 (1.92)

14.65 (1.74)

Ever cigarette smoking

24 (10.26)

22 (9.40)

22 (9.36)

19 (8.12)

25 (10.68)

24 (10.21)

Ever alcohol drinking

58 (24.79)

47 (20.09)

44 (18.72)

56 (23.93)

49 (20.94)

44 (18.72)

Ever dietary change

52 (22.22)

51 (21.79)

65 (27.66)

54 (23.08)

52 (22.22)

62 (26.38)

Ever menopause

177 (75.64)

159 (67.95)

172 (73.19)

176 (75.21)

169 (72.22)

163 (69.36)

Ever oral contraceptive use

25 (10.68)

23 (9.83)

22 (9.36)

17 (7.26)

31 (13.25)

22 (9.36)

Ever a family history of ovarian cancer a

4 (1.71)

1 (0.43)

0 (0.00)

3 (1.28)

2 (0.85)

0 (0.00)

Parity

      

≤ 1

167 (71.37)

169 (72.22)

169 (71.91)

169 (72.22)

166 (70.94)

170 (72.34)

≥ 2

67 (28.63)

65 (27.78)

66 (28.09)

65 (27.78)

68 (29.06)

65 (27.66)

Histological type

      

Serous

163 (69.66)

160 (68.38)

156 (66.38)

166 (70.94)

156 (66.67)

157 (66.81)

Non-serous

71 (30.34)

74 (31.62)

79 (33.62)

68 (29.06)

78 (33.33)

78 (33.19)

FIGO stage

      

I-II

120 (51.28)

106 (45.30)

116 (49.36)

116 (49.57)

118 (50.42)

108 (45.96)

III-IV

107 (45.73)

116 (49.57)

115 (48.94)

109 (46.58)

107 (45.73)

122 (51.91)

Unknown

7 (2.99)

12 (5.13)

4 (1.70)

9 (3.85)

9 (3.85)

5 (2.13)

Histopathologic grade

      

Well differentiated

19 (8.12)

22 (9.40)

15 (6.38)

17 (7.26)

21 (8.97)

18 (7.66)

Moderately differentiated

14 (5.98)

17 (7.26)

17 (7.23)

14 (5.98)

21 (8.97)

13 (5.53)

Poorly differentiated

201 (85.90)

195 (83.34)

203 (86.39)

203 (86.76)

192 (82.06)

204 (86.81)

Residual lesions

      

No

180 (76.92)

187 (79.92)

186 (79.15)

183 (78.21)

191 (81.62)

179 (76.17)

≤ 1 cm

35 (14.96)

36 (15.38)

35 (14.89)

34 (14.53)

31 (13.25)

41 (17.45)

> 1 cm

19 (8.12)

11 (4.70)

14 (5.96)

17 (7.26)

12 (5.13)

15 (6.38)

Educational level

      

Junior secondary or below

135 (57.69)

130 (55.56)

110 (46.81)

143 (61.11)

121 (51.71)

111 (47.22)

Senior high/technical secondary school

46 (19.66)

46 (19.66)

55 (23.40)

36 (15.38)

49 (20.94)

62 (26.38)

Junior college/university or above

53 (22.65)

58 (24.78)

70 (29.79)

55 (33.51)

64 (27.35)

62 (26.38)

Income per month (Yuan)

      

< 5000

141 (60.26)

144 (61.54)

136 (57.87)

143 (61.11)

143 (61.11)

135 (57.45)

5000–10,000

72 (30.77)

60 (25.64)

62 (26.38)

66 (28.21)

57 (24.36)

71 (30.21)

≥ 10,000

21 (8.97)

30 (12.82)

37 (15.75)

25 (10.68)

34 (14.53)

29 (12.34)

Mean (SD) total energy intake (kcal/day)

1503.51 (572.25)

1373.18 (465.08)

1490.43 (603.73)

1527.67 (535.88)

1363.96 (502.05)

1475.55 (604.43)

Mean (SD) total protein intake (g/day)

52.39 (8.98)

57.72 (6.57)

65.22 (9.58)

53.60 (8.52)

57.55 (7.90)

64.18 (10.33)

Mean (SD) total carbohydrate intake (g/day)

245.66 (24.42)

230.49 (13.85)

204.64 (17.96)

244.59 (23.07)

228.57 (18.28)

207.62 (20.44)

Mean (SD) total fiber intake (g/day)

16.89 (5.77)

17.32 (4.45)

18.32 (4.99)

17.58 (5.51)

16.97 (4.74)

17.98 (5.08)

Mean (SD) total fat intake (g/day)

27.00 (4.74)

34.49 (1.81)

43.58 (5.25)

28.49 (6.26)

33.99 (3.89)

42.61 (5.97)

Mean (SD) animal-based fat intake (g/day)

11.58 (5.54)

16.53 (4.68)

20.54 (7.20)

12.89 (5.74)

15.86 (5.59)

19.90 (7.48)

Mean (SD) plant-based fat intake (g/day)

15.43 (5.50)

17.97 (4.57)

23.04 (7.25)

15.60 (5.75)

18.12 (4.63)

22.71 (7.31)

Mean (SD) dairy fat intake (g/day)

2.16 (2.80)

2.80 (2.73)

3.19 (3.04)

2.07 (2.76)

2.85 (2.82)

3.23 (2.96)

Mean (SD) meat fat intake (g/day)

4.17 (3.46)

6.63 (3.95)

9.08 (5.72)

4.08 (3.35)

6.34 (3.78)

9.46 (5.68)

Mean (SD) fish fat intake (g/day)

1.35 (1.85)

1.44 (1.17)

1.80 (1.57)

1.29 (1.74)

1.57 (1.36)

1.73 (1.54)

Mean (SD) egg fat intake (g/day)

3.90 (2.67)

5.65 (3.14)

6.47 (3.16)

5.45 (3.44)

5.09 (3.15)

5.48 (2.93)

Mean (SD) grain fat intake (g/day)

8.09 (5.23)

8.52 (3.91)

10.33 (6.42)

8.31 (4.95)

8.54 (4.09)

10.09 (6.61)

Mean (SD) nut fat intake (g/day)

2.25 (2.74)

3.32 (2.64)

4.60 (4.56)

2.09 (2.32)

3.43 (2.93)

4.66 (4.56)

Mean (SD) legume fat intake (g/day)

3.69 (3.40)

4.47 (3.14)

6.40 (4.94)

3.59 (3.16)

4.51 (3.42)

6.46 (4.87)

Mean (SD) fruit and vegetable fat intake (g/day)

1.03 (0.54)

1.07 (0.42)

1.11 (0.48)

1.10 (0.55)

1.05 (0.42)

1.06 (0.47)

Mean (SD) total fatty acid intake (g/day)

17.75 (5.31)

23.28 (3.84)

30.36 (6.68)

16.37 (4.56)

23.46 (1.59)

31.56 (5.34)

Mean (SD) total SFA intake (g/day)

6.78 (2.59)

8.88 (2.25)

11.37 (3.32)

6.07 (2.01)

8.94 (1.68)

12.01 (2.96)

Mean (SD) total MUFA intake (g/day)

6.65 (2.34)

9.11 (1.67)

12.07 (3.00)

6.16 (2.08)

9.14 (1.01)

12.53 (2.52)

Mean (SD) total PUFA intake (g/day)

4.17 (1.69)

5.06 (1.52)

6.65 (2.35)

3.99 (1.54)

5.16 (1.55)

6.73 (2.30)

Mean (SD) shorter-chain SFA intake (g/day) b

0.35 (0.29)

0.45 (0.35)

0.54 (0.33)

0.31 (0.26)

0.46 (0.31)

0.57 (0.37)

Mean (SD) long-chain SFA intake (g/day) c

6.68 (2.40)

8.78 (2.10)

11.24 (3.18)

6.01 (1.87)

8.82 (1.47)

11.87 (2.80)

Mean (SD) animal-based MUFA intake (g/day)

3.13 (1.94)

4.64 (1.92)

6.07 (2.93)

3.09 (1.85)

4.52 (1.89)

6.22 (2.90)

Mean (SD) plant-based MUFA intake (g/day)

3.52 (2.08)

4.47 (1.80)

6.01 (3.04)

3.07 (1.84)

4.62 (1.63)

6.31 (2.93)

Mean (SD) total omega-3 PUFA intake (g/day) d

0.49 (0.26)

0.60 (0.21)

0.79 (0.33)

0.47 (0.23)

0.61 (0.23)

0.80 (0.33)

Mean (SD) marine omega-3 PUFA intake (g/day) e

0.07 (0.11)

0.07 (0.08)

0.09 (0.09)

0.06 (0.11)

0.08 (0.08)

0.09 (0.09)

Mean (SD) total omega-6 PUFA intake (g/day) f

3.64 (1.50)

4.45 (1.37)

5.81 (2.11)

3.47 (1.39)

4.53 (1.35)

5.90 (2.07)

Mean (SD) omega-6/omega-3 ratio intake

8.39 (3.02)

7.82 (2.22)

7.73 (2.54)

8.23 (2.82)

7.97 (2.55)

7.74 (2.49)

  1. MET, metabolic equivalents of task; MUFA, monounsaturated fatty acid; OOPS, the ovarian cancer follow-up study; PUFA, polyunsaturated fatty acid; SD, standard deviation; SFA, saturated fatty acid; T, tertile
  2. Values are numbers (percentages) unless stated otherwise
  3. Values in bold indicate statistically significant results
  4. *Energy adjustment by the residual method
  5. aP values were calculated with the use of Fisher’s exact test
  6. b Short-chain SFA included saturated butyric (C4), caproic (C6), caprylic (C8), capric (C10), undecanoic (C11), lauric (C12), tridecanoic (C13) acids
  7. c Long-chain SFA included saturated myristic (C14), pentadecanoic (C15), palmitic (C16), heptadecanoic (C17), stearic (C18), nonadecanoic (C19), arachidic (C20), behenic (C22), lignoceric (C24) acids
  8. d Total omega-3 PUFA included alpha-linolenic acid, parinaric acid, docosatrienoic acid, eicosapentaenoic acid (EPA), docosapentaenoic acid (DPA), and docosahexaenoic acid (DHA)
  9. e Marine omega-3 PUFA included eicosapentaenoic acid (EPA), docosapentaenoic acid (DPA), and docosahexaenoic acid (DHA)
  10. f Total omega-6 PUFA included linoleic acid, eicosadienoic acid, arachidonic acid, and docosatetraenoic acid
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Nutrition Journal

ISSN: 1475-2891

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