Table 3. Categorization of comments (n = 247) by topics (n = 286) and key words.

Subject	N	(%)	Key words (occurrence)
Questionnaire	101	(35)	Unsuitable questionnaire (51) Complementary information on an answer (17) Worries about anonymity (9) Questions about the objectives of the survey (8) Problems responding (7) About the questionnaire: satisfaction (5) dissatisfaction (4)
Staffing and hospital management support	97	(34)	Fatigue (16) and stress (11) including exhaustion (5) and professional distress (1) Difficulty replacing missing staff (12) interim staff (6) Time and speed imperatives (7) Hierarchy (4) including positive support (1) lack of trust and support (3) Staff concerned by patient safety (3) Problems with overtime (3) Difficulty taking time off (3) Difficulties/lack of time to participate in safety organizations or training (3)
Organization	42	(15)	Cooperation/coordination between departments (10) Transmission/communication (10) Teamwork (9): lack (6) or appropriate (3) Beds in the corridor (3) Patient transfer (2) from emergency unit (1) or to diagnostic imaging department (1) Redeployment of staff (2) Lack of communication on hospital’s actions (2)
Adverse event reporting and risk management	25	(9)	Reporting (13) including report not taken into consideration (7) no feedback on reporting (4) lack of time (3) fear of reporting (3) Involvement in patient safety management system (9), including Morbidity and Mortality Conference (4) and Experience Feedback Committee (5) Blame culture (3)
Premises / equipment	16	(6)	Premises (5) including Patient comfort (5) risks for the patient (3) patient privacy (2) hygiene (1) Equipment (13) including computer system (5) lack of equipment (4) inadequate or defective equipment (3)
Staff safety	5	(2)	Violent patient (3) Risks related to equipment (1) Risks related to night work (1)