>The Purpose of This Study Was to Determine Whether Consuming a 100-mL Cup of Coffee is Effective in Preventing or Reducing Postoperative Ileus After Laparotomy of Benign Gynecological Patients

laparotomy benign gynecological surgery is the most common gynecologic operation worldwide because is major operation for surgery and can affect to bowel movement after operation and turn to postoperative ileus , clinically severe postoperative ileus affects up to 14% of patients after laparotomy for gynecologic surgery that leaded to more complication, slowly recovery , prolong length of hospitalized stay and consequently increase unnecessary cost of treatment.

Preclinical studies has considered to use preventative therapeutic options for prevent ileus including coffee

The investigators used the coffee reduces postoperative ileus However, no good quality of evidence base supports the effectiveness coffee (with or without caffeine) ingestion and water for reducing the duration of Postoperative ileus after Laparotomy of Benign Gynecological Patients

Inclusion criteria

• Patients were asked to participate if they were scheduled to undergo laparotomy for a benign gynecologic condition
• Ever drink coffee before
• can speak or communication Thai language

Exclusion criteria

1 hypersensitivity or allergy to caffeine/ coffee 2.ever intraabdominal sugery before 3. had an active intra-abdominal malignancy, bowel perforation, pre-existing bowel disease, or a history of abdominal or pelvic irradiation.

4.pregnancy woman 5.thyroid disease 6 Inflammatory bowel disease 7.liver disease 8.cardiac arrhythmia 9.history of difficult to defecation ( feces only 2 times per week) 10.after operation need to stay in ICU more than 24 hr 11.need to put Ng tube after operation