Skip to main content

Table 1 Comparisons of variables between patients with and without plaque

From: The impact of identifying carotid plaque on addressing cardiovascular risk in psoriatic arthritis

   No plaque Plaque  
Factor Total N assessed N Statistics N Statistics p valuea
Ageb 87 53 49.58 ± 10.56 34 58 ± 8.58 <0.001T
Male sexc 87 26 49.06 15 44.12 0.82C
History of hypertensionc 86 17 32.69 23 67.65 0.003C
BP < 140/90 mmHgc 87 42 79.25 20 58.82 0.07C
Smoking statusc 87      0.052C
 No 44 29 54.72 15 44.12  
 Former 26 18 33.96 8 23.53  
 Current 17 6 11.32 11 32.35  
BMIb 79 47 30.87 ± 8.54 32 30.34 ± 6.16 0.75T
Diabetesc 87 7 13.21 9 26.47 0.20C
Total cholesterolb 75 44 184.5 ± 29.31 31 202.48 ± 45.16 0.057T
Triglycerided 74 43 95 (70, 125) 31 144 (87.5, 177.5) 0.014W
HDLb 74 43 55.12 ± 15.49 31 56.16 ± 21.55 0.82T
LDLb 74 43 104.07 ± 26.35 31 118.74 ± 41.94 0.092T
Antiplatelet usec 87 14 26.42 10 29.41 0.95C
Statin usec 87 9 16.98 10 29.41 0.27C
Biologic usec 87      0.03F
 No 17 14 26.42 3 8.82  
 Former 5 1 1.89 4 11.76  
 Current 65 38 71.7 27 79.41  
Traditional DMARD usec 87      0.75F
 No 11 7 13.21 4 11.76  
 Former 34 19 35.85 15 44.12  
 Current 42 27 50.94 15 44.12  
History of CVDc 87 2 3.77 5 14.71 0.11F
ESRd 69 37 8 (4, 10) 32 8 (5.25, 12.25) 0.53W
CRPd 84 52 0.3 (0.1, 0.6) 32 0.3 (0.2, 1.22) 0.11W
PsO durationb 85 52 21.02 ± 14.79 33 22.58 ± 19.14 0.69T
PsA durationb 84 51 10.76 ± 8.32 33 12.76 ± 10.7 0.37T
Prednisone use > 1 monthc 86 26 49.06 11 33.33 0.23C
Current NSAID usec 87 27 50.94 22 64.71 0.30C
Baseline SJCd 81 49 1 (0, 5) 32 0 (0, 4.5) 0.88W
Baseline TJCd 81 49 5 (0, 14) 32 5 (0.75, 16.25) 0.93W
  1. a C Pearson’s chi-squared test with Yates’ continuity correction, F Fisher’s exact test for count data, T Welch Two Sample T-test, W Wilcoxon rank sum test with continuity correction
  2. bMean ± SD
  3. cPercentage
  4. dMedian (25th percentile, 75th percentile)
  5. BP blood pressure, CRP C-reactive protein, CVD cardiovascular disease, DMARD disease-modifying antirheumatic drug, ESR erythrocyte sedimentation rate, HDL high-density lipoprotein, LDL low-density lipoprotein, NSAID nonsteroidal anti-inflammatory drug, PsA psoriatic arthritis, SJC swollen joint count, TJC tender joint count PsO psoriasis