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Table 1 Characteristics of study population based on RMR categorization

From: The relationship between dietary phytochemical index and resting metabolic rate mediated by inflammatory factors in overweight and obese women: a cross-sectional study

Variables

RMR.per.kg < 20 kcal/24 h/kg (n = 171) Mean ± SD

RMR.per.k ≥ 20 kcal/24 h/kg (n = 233) Mean ± SD

0.95% CI

P-value

P-value*

Quantitative variables

Demography

 Age (years)

37.50 ± 8.02

36.06 ± 9.78

− 0.36, 3.25

0.11

0.16

Body composition

 BMI (kg/m2)

32.3 ± 4.49

30.47 ± 3.97

1.01, 2.69

 < 0.0001

0.73

 Weight (kg)

83.96 ± 13.53

79.30 ± 11.16

2.22, 7.08

 < 0.0001

 < 0.0001

 Height (cm)

160.98 ± 5.96

161.40 ± 5.80

−1.58, 0.75

0.48

0.07

 WC (cm)

102 ± 10.36

97.86 ± 9.50

2.17, 6.10

 < 0.0001

 < 0.0001

 WHR

1.48 ± 7.00

0.92 ± 0.05

−0.34, 1.45

0.22

 < 0.0001

Biochemical measurements

 FBS (mmol/L)

88.0 ± 10.12

86.71 ± 8.90

1.09, 3.73

0.28

0.42

 TG (mmol/L)

125.77 ± 63.37

113.72 ± 55.88

−3.06, 27.16

0.13

0.04

 T-chol (mmol/L)

186.71 ± 35.46

183.26 ± 36.27

−5.51, 12.4

0.45

0.22

 LDL (mg/dL)

97.68 ± 24.85

91.86 ± 22.71

−0.18, 11.82

0.05

0.62

 HDL-C (mg/dL)

45.64 ± 10.96

47.93 ± 10.62

−5.00, 0.41

0.09

0.49

Blood pressure

 SBP (mmHg)

111.94 ± 13.91

110.66 ± 15.91

− 2.18, 4.73

0.47

0.03

 DBP (mmHg)

77.37 ± 9.07

77.91 ± 11.93

− 2.97, 1.89

0.67

0.009

Inflammatory factors

 PAI-1 (mg/dI)

18.04 ± 32.11

13.73 ± 27.03

− 4.82, 13.45

0.34

0.65

 MCP-1 (mg/dI)

54.33 ± 102.47

41.89 ± 71.28

− 11.57, 36.4

0.27

0.42

 hs-CRP (mg/L)

4.77 ± 4.62

3.73 ± 4.57

− 0.13, 2.22

0.08

0.65

 TGF-β (mg/L)

83.24 ± 59.31

73.29 ± 29.87

− 5.03, 24.94

0.19

0.46

RMR measurements

 RMR (Kcal)

1482.52 ± 254.03

1701.42 ± 209.97

− 273.66, 164.5

 < 0.0001

0.001

 RMR.per.kg

17.56 ± 1.88

22.37 ± 2.11

− 5.27, − 4.35

 < 0.0001

 < 0.0001

Physical activity

 Physical activity

1145.82 ± 1759.29

1310.58 ± 2519.97

823.52,1479.08

0.54

0.60

Qualitative variables

Education

 Illiterate

2 (50.0)

2 (50.0)

–

0.22

0.69

 Diploma

26 (53.1)

23 (46.9)

 > Diploma

143 (40.75)

208 (59.25)

Marital status

 Married

131 (45.8)

155 (54.2)

–

0.01

0.81

 Single

40 (33.9)

78 (66.1)

Job

 Unemployed

111 (44.4)

139 (55.6)

–

0.27

0.02

 Employed

60 (38.96)

94 (61.04)

   

Housing status

 Landlord

97 (40.9)

140 (59.1)

–

0.61

0.91

 Leased

74 (44.32)

93 (55.68)

Number of family members

 < 4

137 (42.0)

189 (58.0)

–

0.28

0.61

 ≥ 4

34 (43.59)

44 (56.41)

Weight loss history in past years

 Yes

82 (41.8)

114 (58.2)

–

0.26

0.60

 No

89 (42.79)

119 (57.21)

Economic status

 Low

16 (40.0)

24 (60.0)

–

0.64

0.76

 Moderate

75 (44.91)

92 (55.09)

 High

60 (38.7)

95 (61.3)

 Very high

20 (47.62)

22 (52.38)

  1. Data are presented as Mean ± SD or number (percent)
  2. Bold: P value ≤ 0.05
  3. BMI Body mass index, WHR Waist, hip ratio, WC Waist circumference, FBS Fasting blood sugar, TG Triglyceride, T-chol Total cholesterol, LDL Low-density lipoprotein, HDL-C High density lipoprotein cholesterol, DBP Diastolic blood pressure, SBP Systolic blood pressure, PAI-1 Plasminogen activator inhibitor type-1, MCP-1 Monocyte chemoattractant protein-1, hs-CRP High-sensitivity C-reactive protein, TGF-β Transforming growth factor beta, RMR Resting metabolic rate
  4. P-value was for t test and P-value* was for ANCOVA, adjusted for age, BMI, physical activity, energy, *P ≤ 0/05 is significant