Outcome
Type |
Measure |
Description |
Time frame |
Safety issue |
Primary |
Edinburgh Postnatal Depression Scale (EPDS) |
EPDS is the 10-item gold standard measure of PPD. A score >10 is consistent with PPD and changes in scores >4 are accepted as being indicative of clinically significant change |
3 months |
|
Primary |
Beck Depression Inventory-II |
The Beck Depression Inventory is a 21-item scale that assesses the emotional and cognitive symptoms of depression as the EPDS does, but additionally captures the somatic symptoms of depression. Higher scores on the BDI-II indicate more sever depression. The minimum score is 0 and maximum score is 63. Items are summed to generate a total score. 0-13 = minimal depression; 14-19 = mild depression; 20-28 = moderate depression; 29-63 = severe depression. |
3 months |
|
Secondary |
Generalized Anxiety Disorder-7 (GAD-7) |
The GAD-7 is a 7-item self-report scale that taps generalized anxiety disorder, the most common comorbidity of PPD. The minimum score is 0 and the maximum score is 21. Items are summed to generate a total score. Scores of 5-9 indicate mild anxiety, 10-14 indicate moderate anxiety and 15 or greater indicate severe anxiety. |
3 months |
|
Secondary |
Postpartum Bonding Questionnaire |
Postpartum Bonding Questionnaire is a 25-item maternal report scale that is designed to detect disorders of the mother-infant relationship. Scores range on each question from 0 (Always) to 5 (Never) and are summed to generate subscale scores. The subscales include: impaired bonding, rejection and pathological anger, infant focused anxiety and incipient abuse. Higher scores indicate problems with bonding. |
3 months |
|
Secondary |
Client Satisfaction Questionnaire |
The Client Satisfaction Questionnaire (CSQ-8) is an 8-item patient reported scale that is designed to measure client satisfaction with services. The Maximum score is 32 and the minimum score is 4. Higher scores indicate greater satisfaction. |
Immediately after workshop |
|
Secondary |
Healthcare Utilization |
As depression is associated with increased rates of healthcare use, mothers will answer the Health Care Utilization questions of the Canadian Community Health Survey at all time points. Mothers will also answer the General Help-Seeking Questionnaire and the Mental Help Seeking Intention Scale at all time points, in order to measure the likelihood that they will seek help from healthcare professionals. |
3 months |
|
Secondary |
Infant Behaviour Questionnaire-Revised (Very short form) |
To assess infant temperament if infants. The measure takes a mean value of the questions to which a response was provided. |
3 months |
|
Secondary |
Strengths and Difficulties Questionnaire |
To assess temperament of 2-4 year olds. Each response has values of 0, 1 and 2. These are summed to generate a total score for each subscale: Emotional Problems Scale, Conduct Problems Scale, Hyperactivity Scale, Peer Problems Scale, Prosocial Scale. The minimum score for each scale is 0 and the maximum is 10. Higher scores indicate greater difficulties. |
3 months |
|
Secondary |
Early Childhood Behaviour Questionnaire (very short form) |
To assess temperament of children 18-36 months. The subscales include negative affect, surgency and effortful control. The measure takes a mean value of the questions to which a response was provided. |
3 months |
|
Secondary |
EQ-5D |
The EQ-5D, a measure of health-related quality of life will also be completed by mothers. Health status is measured on five dimensions on three-point scales. The associated tariffs for Canada are then applied to calculate quality-adjusted life-years (QALYs). The instrument also includes a visual analogue scale, allowing individuals to rate their current health status on a scale from 0 (worst) to 100 (best). |
3 months |
|