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Table 1 Schedule for the assessments

From: A mindfulness-based stress management program and treatment with omega-3 fatty acids to maintain a healthy mental state in hospital nurses (Happy Nurse Project): study protocol for a randomized controlled trial

  

Entry

7 to 21 days after entry

13 weeks from entry (allowing for subsequent 14 days)

26 weeks from entry (allowing for subsequent 30 days)

52 weeks from entry (allowing for subsequent 30 days)

Kyoto University

HADS assessed through telephone

x

 

x

x

x

Allocation guessed by raters

  

x

x

x

CRC

Informed consent, registration to EDC, information about allocated group

x

    

Socio-demographic variables (such as age, academic status, marital status and partners)

x

    

Concentrations of omega-3 fatty acids in membrane of RBC, oxidative stress, and antioxidant status

x

 

x

  

(2 hospitals)

 

(2 hospitals)

Participants’ input through EDC

PHQ-9

x

 

x

x

x

GAD-7

x

 

x

x

x

ISI

x

 

x

x

x

MBI

x

 

x

x

x

BSI

x

x

x

x

x

HPQ

x

 

x

x

x

EQ-5D

x

 

x

x

x

Numbers of incidents and accidents

x

 

x

x

x

Numbers of visits to clinics

x

 

x

x

x

Numbers of absent days due to any reason

x

 

x

x

x

History of taking psychotropic drugs

x

 

x

x

x

Adverse events

 

x

x

x

x

  1. BSI, Bradford Somatic Inventory; CRC, clinical research coordinator; EDC, electronic data capturing; EQ-5D, EuroQol; GAD-7, Generalized Anxiety Disorder 7-item scale; HADS, Hospital Anxiety and Depression Scale; HPQ, World Health Organization Heath and Work Performance Questionnaire; ISI, Insomnia Severity Index; MBI, Maslach’s Burnout Inventory; PHQ-9, Patient Health Questionnaire; PRIME-MD, Primary Care Evaluation of Mental Disorders.