Table 2

Demographic data of study subjects

CharacteristicsNumber of patients, mean±SD, or n (%)
Total patients307
Age (years)48.4±14.8
Gender
 Male182 (59.3%)
 Female125 (40.7%)
Extent of disease
 Proctitis
 Left-sided130 (42.3%)
 Subtotal or total172 (56.0%)
 Unknown5 (1.6%)
Disease duration (years)15±10.8
Endoscopic activity
Mayo endoscopic score (MES)
 0 (remission)168 (54.7%)
 147 (15.3%)
 256 (18.2%)
 331 (10.1%)
 Missing data*5 (1.6%)
UCEIS—rectum
 Remission (1)209 (68.1%)
 Mild (2–4)62 (20.2%)
 Moderate (5–7)33 (10.7%)
 Severe (>7)1 (0.3%)
 Missing data*2 (0.7%)
PICaSSO score—rectum
 Remission (≤3)†220 (71.7%)
 Active (>3)†85 (27.7%)
 Missing data*2 (0.6%)
Medical treatments in last 12 months
 No treatment14 (4.6%)
 5-Aminosalicylic acid234 (76.2%)
 Corticosteroids74 (24.1%)
 Immunomodulators68 (22.1%)
 Biologics118 (38.4%)
  • *Missing data due to solid stool present precluding the endoscopic scoring of these segments. These patients were not included in the overall analysis.

  • †Please refer to our other publication.26

  • PICaSSO, Paddington International virtual ChromoendoScopy ScOre; UCEIS, UC Endoscopic Index of Severity.