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Table 2 The general characteristics of study participants across quartiles of the major dietary pattern scores

From: Association between dietary patterns and prediabetes risk in a middle-aged Chinese population

  Traditional southern Chinese pattern score P Western pattern score P Grains-vegetables pattern score P
Q1
(lowest)
(n = 440)
Q4
(highest)
(n = 441)
Q1
(lowest)
(n = 440)
Q4
(highest)
(n = 440)
Q1
(lowest)
(n = 441)
Q4
(highest)
(n = 440)
Age (y) 51.6 ± 4.4 50.4 ± 4.3 0.252 51.7 ± 4.6 49.8 ± 4.3 < 0.01 50.3 ± 4.5 51.9 ± 4.7 < 0.05
BMI (kg/m2) 24.37 ± 2.96 24.99 ± 2.58 0.355 24.22 ± 2.67 25.24 ± 3.07 < 0.05 25.06 ± 2.57 24.13 ± 2.46 < 0.05
WC (cm) 84.55 ± 8.74 85.16 ± 8.12 0.411 84.30 ± 9.01 88.04 ± 8.62 < 0.01 87.10 ± 8.24 82.59 ± 8.80 < 0.01
WHR 0.87 ± 0.05 0.88 ± 0.06 0.564 0.87 ± 0.07 0.89 ± 0.06 < 0.05 0.88 ± 0.05 0.86 ± 0.08 < 0.05
FBG (mmol/L) 5.24 ± 0.63 5.35 ± 0.70 0.07 5.09 ± 0.80 5.81 ± 0.71 < 0.01 5.76 ± 0.84 5.37 ± 0.71 < 0.01
2-h glucose (mmol/L) 7.31 ± 0.91 7.08 ± 0.88 < 0.05 7.00 ± 0.98 7.72 ± 1.12 < 0.001 7.65 ± 1.03 7.29 ± 0.95 < 0.01
Obesity (%) 72 (16.4) 62 (14.1) 0.341 52 (11.8) 83 (18.9) < 0.01 74 (16.8) 46 (10.5) < 0.01
Hypertension (%) 127 (28.9) 159 (36.1) < 0.05 104 (23.6) 144 (32.7) < 0.01 135 (30.6) 108 (24.5) < 0.05
Prediabete(%) 85 (19.3) 75 (17.0) 0.374 70 (15.9) 102 (23.2) < 0.01 97 (22.0) 62 (14.1) < 0.01
Gender (%)    < 0.001    < 0.05    < 0.001
 Female 138 (31.4) 217 (49.2)   202 (45.9) 165 (37.5)   168 (38.1) 270 (61.4)  
 Male 302 (68.6) 224 (50.8)   238 (54.1) 275 (62.5)   273 (61.9) 170 (38.6)  
Smoking status (%)    < 0.001    < 0.01    < 0.01
 Never 362 (82.3) 322 (73.0)   325 (73.9) 300 (68.2)   340 (77.1) 380 (86.4)  
 Current 65 (14.7) 111 (25.2)   72 (16.3) 113 (25.7)   73 (16.6) 38 (8.6)  
 Former 13 (3.0) 8 (1.8)   43 (9.8) 27 (6.1)   28 (6.3) 22 (5.0)  
Education (%)    0.125    < 0.01    0.112
 Primary school or below 151 (34.3) 176 (39.9)   136 (30.9) 164 (37.3)   170 (38.5) 162 (36.8)  
 Middle and high school 257 (58.4) 243 (55.1)   277 (63.0) 230 (52.3)   228 (51.7) 250 (56.8)  
 Junior college or above 32 (7.3) 22 (5.0)   27 (6.1) 46 (10.5)   43 (9.8) 28 (6.4)  
The average monthly income per person(%)    0.084    0.153    < 0.01
 < 2000(RMB) 179 (40.7) 209 (47.4)   194 (44.1) 172 (49.1)   171 (38.8) 220 (50.0)  
 2000–4000(RMB) 218 (49.5) 186 (42.2)   205 (46.6) 212 (48.2)   202 (45.8) 170 (38.6)  
 > 4000(RMB) 43 (9.8) 46 (10.4)   41 (9.3) 56 (12.7)   68 (15.4) 50 (11.4)  
Physical activity (%)    0.879    0.203    < 0.05
 Light 356 (80.9) 351 (79.6)   345 (78.4) 364 (82.7)   349 (79.1) 346 (78.6)  
 Moderate 66 (15.0) 70 (15.9)   61 (13.9) 53 (12.1)   78 (17.7) 64 (14.6)  
 Heavy 18 (4.1) 20 (4.5)   34 (7.7) 23 (5.2)   14 (3.2) 30 (6.8)  
Total energy (kcal/d) 2179.4 ± 148.5 1866.1 ± 156.3 < 0.001 1906.5 ± 162.6 2263.0 ± 185.2 < 0.001 2119.6 ± 157.4 1892.8 ± 195.1 < 0.01
  1. Categorical variables are presented as sum and percentages, and continuous variables are presented as Mean ± SD
  2. Abbreviation: BMI Body mass index, WC Waist circumference, WHR Waist hip rate, FBG Fasting blood glucose
  3. * P values for continuous variables (Analysis of variance) and for Categorical variables (chi-square test)