Table 2 –

Patient characteristics of the total sample (first column) entire sample and then stratified by the presence of decision regret (DRS score ≥25).

Characteristic	Decision regret		P value‡
	Present (n = 42)	Absent (n = 91)
Age* (y)	54.0 (44.2, 65.8)	62.0 (52.5, 67.0)	0.06
Gender			0.039
Male	15 (35.7%)	50 (54.9%)
Female	27 (64.3%)	41 (45.1%)
Race			0.55
White	38 (90.5%)	86 (94.5%)
Asian	1 (2.4%)	1 (1.1%)
Native Hawaiian or other Pacific Islander	1 (2.4%)	0 (0.0%)
Other	1 (2.4%)	2 (2.2%)
Prefer not to answer	1 (2.4%)	2 (2.2%)
Ethnicity			0.37
Hispanic or Latino	0 (0.0%)	3 (3.7%)
Non-Hispanic or Latino	35 (92.1%)	75 (92.6%)
Prefer not to answer	3 (7.9%)	3 (3.7%)
Surgical treatment			0.013
No	36 (85.7%)	59 (64.8%)
Yes	6 (14.3%)	32 (35.2%)
Number of episodes	4.0 (3.0, 5.0)	5.0 (3.0, 10.0)	0.23
Years since treated	2.0 (1.2, 2.8)	2.1 (1.2, 3.3)	0.52
Highest level of care			1.00
Outpatient	11 (27.5%)	25 (27.8%)
Emergency department	11 (27.5%)	26 (28.9%)
Hospitalization	18 (45.0%)	39 (43.3%)
Most recent provider			0.48
Primary care physician	14 (33.3%)	21 (23.1%)
Gastroenterologist	13 (31%)	27 (29.7%)
Surgeon	11 (26.2%)	35 (38.5%)
Other	4 (9.5%)	8 (8.8%)
Smoldering symptoms			0.11
Yes	24 (58.5%)	66 (72.5%)
No	17 (41.5%)	25 (27.5%)
Major medical problem†			1.00
Yes	4 (9.5%)	8 (8.8%)
No	38 (90.5%)	83 (91.2%)
EQ5D3L index	0.8 (0.7, 0.8)	0.8 (0.8, 1.0)	<0.001
EQ5D3L visual analog scale	66.0 (50.0, 76.5)	80.0 (71.0, 86.5)	<0.001

Missing values by group: ethnicity: 14, marital status: 1, treatment options: 1, smoldering symptoms: 1, EQ-5D Index: 1, years since treated: 4; percentages exclude missing values from the denominator.

^*Age (years) at last episode of diverticulitis.

^†Major medical problem includes history of myocardial infarction, use of home oxygen, dialysis, diabetes, cirrhosis, organ transplant, steroids, blood thinners, chemotherapy.

^‡For the comparison between decision regret present versus absent