Skip to main content
. 2012 Aug;67(8):865–870. doi: 10.6061/clinics/2012(08)02

Table 4.

Association between the number of risk factors and the presence of carotid stenosis on ultrasound.

Ultrasound Total p-value
Negative Positive
No. of risk factors – n (%) p = 0.064
1 78 (97.5%) 2 (2.5%) 80 (100.0%)
2 122 (94.6%) 7 (5.4%) 129 (100.0%)
3 or more 263 (90.4%) 28 (9.6%) 291 (100.0%)
Total patients 463 (92.6%) 37 (7.4%) 500 (100.0%)

p-value: Fisher's exact test.