Please select the arm or intervention descriptions that belong to the clinical trial below.
Title: N/A
Brief Summary: Patients undergoing open appendectomy for acute appendicitis were enrolled in a randomized prospective study.


Options:
A: Arm Label: Post op care; Type: ACTIVE_COMPARATOR; Interventions: Other: Oxygen delivery, Other: Oxygen administration | Arm Label: Oxygen administration- different %; Type: ACTIVE_COMPARATOR; Interventions: Other: Oxygen administration | Intervention Type: OTHER; Name: Oxygen delivery; Assigned to Arm(s): Post op care | Intervention Type: OTHER; Name: Oxygen administration; Assigned to Arm(s): Oxygen administration- different %, Post op care
B: Arm Label: Oxygen therapy; Type: OTHER; Interventions: Other: Oxygen therapy | Arm Label: No oxygen therapy; Type: OTHER; Interventions: Other: No oxygen therapy | Intervention Type: OTHER; Name: Oxygen therapy; Assigned to Arm(s): Oxygen therapy | Intervention Type: OTHER; Name: No oxygen therapy; Assigned to Arm(s): No oxygen therapy
C: Arm Label: Group 1; Type: ACTIVE_COMPARATOR; Interventions: Other: Low normal PaCO2, Other: Low normal PaO2, Other: Low normal MAP | Arm Label: Group 2; Type: ACTIVE_COMPARATOR; Interventions: Other: High normal PaCO2, Other: Low normal PaO2, Other: Low normal MAP | Arm Label: Group 3; Type: ACTIVE_COMPARATOR; Interventions: Other: Low normal PaCO2, Other: High normal PaO2, Other: Low normal MAP | Arm Label: Group 4; Type: ACTIVE_COMPARATOR; Interventions: Other: High normal PaCO2, Other: High normal PaO2, Other: Low normal MAP | Arm Label: Group 5; Type: ACTIVE_COMPARATOR; Interventions: Other: Low normal PaCO2, Other: Low normal PaO2, Other: High normal MAP | Arm Label: Group 6; Type: ACTIVE_COMPARATOR; Interventions: Other: High normal PaCO2, Other: Low normal PaO2, Other: High normal MAP | Arm Label: Group 7; Type: ACTIVE_COMPARATOR; Interventions: Other: Low normal PaCO2, Other: High normal PaO2, Other: High normal MAP | Arm Label: Group 8; Type: ACTIVE_COMPARATOR; Interventions: Other: High normal PaCO2, Other: High normal PaO2, Other: High normal MAP | Intervention Type: OTHER; Name: Low normal PaCO2; Assigned to Arm(s): Group 1, Group 3, Group 5, Group 7 | Intervention Type: OTHER; Name: High normal PaCO2; Assigned to Arm(s): Group 2, Group 4, Group 6, Group 8 | Intervention Type: OTHER; Name: Low normal PaO2; Assigned to Arm(s): Group 1, Group 2, Group 5, Group 6 | Intervention Type: OTHER; Name: High normal PaO2; Assigned to Arm(s): Group 3, Group 4, Group 7, Group 8 | Intervention Type: OTHER; Name: Low normal MAP; Assigned to Arm(s): Group 1, Group 2, Group 3, Group 4 | Intervention Type: OTHER; Name: High normal MAP; Assigned to Arm(s): Group 5, Group 6, Group 7, Group 8
D: Arm Label: normoxia and isotonic saline; Type: PLACEBO_COMPARATOR; Interventions: Drug: oxygen and saline | Arm Label: normoxia and 3% hypertonic saline; Type: ACTIVE_COMPARATOR; Interventions: Drug: oxygen and saline | Arm Label: hyperoxia and isotonic saline; Type: ACTIVE_COMPARATOR; Interventions: Drug: oxygen and saline | Arm Label: hyperoxia and 3% hypertonic saline; Type: ACTIVE_COMPARATOR; Interventions: Drug: oxygen and saline | Intervention Type: DRUG; Name: oxygen and saline; Assigned to Arm(s): hyperoxia and 3% hypertonic saline, hyperoxia and isotonic saline, normoxia and 3% hypertonic saline, normoxia and isotonic saline

Answer: A