Clinical predictors for sessile serrated polyposis syndrome: A case control study

Table 1 Characteristics of patients with serrated polyposis syndrome n (%)

Study population (n = 40)
Women	30 (75)
Age in years, mean ± SD	45 ± 18.54
Ethnicity
Caucasian	39 (98)
Other	1 (2)
First Degree Relative with CRC
Present	12 (35)
Absent	22 (65)
Smoking status
Current Smoker/Ex-smoker	318 (48)
BMI (kg/m2), mean ± SD	25 ± 4.7
WHO Criteria
1	30 (75)
2	0
3	10 (25)
Mean number of total polyps	13
Mean number of serrated polyps during first colonoscopy	7
Mean size of largest polyp (mm)	17
Location of largest polyp
Caecum	13 (32)
Ascending colon	16 (40)
Transverse colon	5 (13)
Descending colon	2 (5)
Sigmoid colon	4 (10)

SPS: Serrated polyposis syndrome.