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Table 2 Comparison of various atherosclerosis-associated parameters between the normal weight lean and normal weight obesity subjects

From: Normal-weight obesity is associated with increased risk of subclinical atherosclerosis

 

Entire population n = 2078

NWL n = 1795

NWO n = 283

P-value

PWV, (cm/s)

1393.4 ± 242.4

1380.7 ± 234.3

1474.0 ± 275.4

0.006

CACS

 

 CACS >0 (n, %)

503 (24.7)

427 (24.3)

76 (27.2)

0.509

 CACS >100 (n, %)

177 (8.5)

151 (8.4)

26 (9.2)

0.286

 Log (CACS +1)

0.40 ± 0.77

0.39 ± 0.77

0.43 ± 0.78

0.264

Coronary artery stenosis (n, %)

76 (3.7)

70 (3.9)

6 (2.1)

0.075

Plaque

 

 Any plaque (%)

767 (36.9)

639 (35.6)

128 (45.2)

0.176

 Log{(Number of segments with plaque) + 1}

0.18 ± 0.26

0.17 ± 0.25

0.22 ± 0.26

0.295

 Calcified plaque (%)

358 (17.2)

303 (16.9)

55 (19.4)

0.719

 Mixed plaque (%)

295 (14.2)

258 (14.4)

37 (13.1)

0.102

 Soft plaque (%)

322 (15.5)

261 (14.5)

61 (21.6)

0.039

  1. NWO normal weight obesity, NWL normal weight lean, PWV pulse wave velocity, CACS coronary artery calcium score. Analysis of covariance (ANCOVA) using age, sex, and smoking status as covariates was used to evaluate the difference of continuous variables and dichotomous variables between NWL and NWO subjects. Continuous variables are presented as mean ± standard deviation. Dichotomous variables are presented as the number of subjects with the percentage of subjects in the parenthesis