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Table 1 Pre and Post values following 6 weeks of treatment with 4 g/d of safflower oil, or 4 g/d of fish oil

From: Effects of supplemental fish oil on resting metabolic rate, body composition, and salivary cortisol in healthy adults

 

Safflower Oil

Fish Oil

 

Pre

Post

Post-Pre

Difference

Pre

Post

Post-Pre

Difference

Sex

      

   Male (n)

8

  

6

  

   Female (n)

14

  

16

  

Age (y)

35 ± 14y

(29;41)

  

33 ± 13y

(27;39)

  

Weight (kg)

71.1 ± 15.2

(64.7;77.5)

71.3 ± 15.3

(65.1;77.6)

0.2 ± 0.8

(-0.2;0.6)

71.3 ± 14.4

(65.1;77.6)

71.3 ± 13.7

(65.1;77.6)

0.0 ± 0.9

(-0.4;0.4)

Body Fat (%)

27.7 ± 10.6

(23.0;32.4)

28.0 ± 10.8

(23.2;32.8)

0.3 ± 1.5†

(-0.4;1.0)

30.5 ± 7.7

(26.7;32.5)

30.1 ± 7.6

(26.3;33.9)

-0.4 ± 1.3†

(-1.2;0.2)

Fat Mass (kg)

19.7 ± 9.7

(15.4;24.0)

19.9 ± 9.9

(15.5;24.3)

0.2 ± 1.2*

(-0.3;0.7)

22.3 ± 8.2

(18.3;25.7)

21.8 ± 7.6

(18.2;25.0)

-0.5 ± 1.3*

(-1.1;0.1)

Fat Free Mass (kg)

50.5 ± 11.9

(45.2;55.5)

50.4 ± 12.3

(45.0;55.8)

-0.1 ± 1.2**

(-0.6;0.4)

50.1 ± 11.7

(45.1;55.1)

50.6 ± 11.9

(45.5;55.6)

0.5 ± 0.5**

(0.3;0.8)

Salivary Cortisol (μg/dL)

0.305 ± 0.240

(0.212;0.399)

0.321 ± 0.311

(0.217;0.425)

0.016 ± 0.272

(-0.108;0.140)

0.270 ± 0.179

(0.179;0.361)

0.206 ± 0.131

(0.104;0.308)

-0.064 ± 0.142

(-0.127;-0.002)

RMR (24 h Kcal); n = 26

1290 ± 295

(1103;1477)

1228 ± 277

(1053;1400)

-62 ± 184

(-179;55)

1335 ± 213

(1200;1470)

1352 ± 323

(1147;1557)

17 ± 260

(-148;152)

RER; n = 26

0.809 ± 0.052

(0.776;0.842)

0.832 ± 0.41

(0.806;0.858)

0.023 ± 0.54

(-0.011;0.057)

0.841 ± 0.59

(0.804;0878)

0.822 ± 0.48

(0.791;0.853)

-0.019 ± 0.85

(-0.073;0.035)

  1. Data are expressed as means ± SD (95% confidence interval). Data were analyzed using a treatment X time repeated measures ANOVA
  2. * significant treatment X time interaction, p = 0.04
  3. ** significant treatment X time interaction, p = 0.03
  4. † treatment X time interaction, p = 0.08