Outcome
Type |
Measure |
Description |
Time frame |
Safety issue |
Other |
Infant GI Tolerance |
Assessed using Infant Gastrointestinal Symptom Questionnaire. The questionnaire comprises of 13 questions assessed on a 5-point Likert Scale with overall scores of 13 (best) to 65 (worst) for overall GI symptoms |
1.5-2 months, 6 months, and 12 months |
|
Other |
Toddler GI Tolerance |
Assessed using Toddler Gut Comfort Questionnaire. The questionnaire comprises of 10 questions assessed on a 6-point scale for frequency and severity, ranging from 1 (None or Not at all) to 6 (Always or Very strong). |
24 months |
|
Other |
Head circumference |
Head circumference measured in cm |
1.5-2 months, 4 months, 6 months, 9 months, 12 months and 24 months |
|
Other |
Weight |
Weight measured in grams |
1.5-2 months, 4 months, 6 months, 9 months, 12 months and 24 months |
|
Other |
Length/Height |
Length/Height measured in cm |
1.5-2 months, 4 months, 6 months, 9 months, 12 months and 24 months |
|
Other |
BMI |
Weight and height will be combined to report BMI in kg/m2 |
1.5-2 months, 4 months, 6 months, 9 months, 12 months and 24 months |
|
Other |
Z-scores |
Weight-for-age, height-for-age, weight-for-height, head circumference-for-age, BMI-for-age, weight and height velocity |
1.5-2 months, 4 months, 6 months, 9 months, 12 months and 24 months |
|
Other |
Incidence of infant illness and infection |
Collected as part of standard adverse events reporting for safety assessment including medication use and paper Infant Illness Diary continuously from enrolment until V5 (12 mo). |
1.5-2 months, 13 months, and additionally at 23.8 months and 24 months |
|
Other |
Formula intake adherence |
Assessed using Study Compliance Diary |
Completed by the parent on a weekly basis beginning on the first day of intervention (1 day after V1 after the stool collection) |
|
Other |
Infant dietary intake |
Will be assessed using a 24-hour Dietary Recall completed by the parent / caregiver |
Completed at home just prior to clinic visits at 6 months, 12 months and 24 months |
|
Other |
Maternal Postpartum depression/ anxiety |
Assessed using an Edinburgh Postnatal Depression Scale. The questionnaire comprises of 10 questions. Responses are scored 0, 1, 2 and 3 based on the seriousness of the symptom. The total score is obtained by adding together the scores for each of the 10 items. Scores above 12 or 13 are likely to be indicative of possible depression |
1.5-2 months and 4 months |
|
Other |
Parenting Stress |
Assessed using a Parenting Stress Index-Short Form. The questionnaire comprises of thirty-six items divided into three domains: Parental Distress (PD), Parent-Child Dysfunctional Interaction (P-CDI), and Difficult Child (DC), which combine to form a Total Stress scale. Each subscale consists of 12 items rated from 1 (strongly disagree) to 5 (strongly agree), with subscales scores ranging from 12 to 60. A Total score is calculated by summing the three subscales scores, ranging from 36 to 180. Scores of 90 or above may indicate a clinical level of stress. |
1.5-2 months, 6 months, 12 months and 24 months |
|
Primary |
Scores on the Cognitive subscale of the Bayley Scale of Infant Development, 4th Edition |
Change in the scores on the Cognitive subscale. The scores range from 40 to 160 and higher scores indicate a better cognitive outcome |
12 months |
|
Secondary |
Infant Global developmental status in all domains of the Bayley Scale of Infant Development, 4th Edition |
Infant Language, motor, socio-emotional, adaptive behaviour, and cognitive scores will be assessed |
6 months, 9 months, 12 months, and 24 months |
|
Secondary |
Infant Visual attention |
Developmental status of infants' visual attention will be assessed using the infant Gap-Overlap task |
4 months, 6 months, 9 months, and 12 months |
|
Secondary |
Infant Visual learning |
Infant's quality of attention will be assessed using the infant visual habituation task as augmented with heart rate |
4 months, 6 months, 9 months, and 12 months |
|
Secondary |
Early language development |
Assessed using the MacArthur-Bates Communicative Development Inventories |
Words and Gestures (long form) at 12 months and Words and Sentences (long form) at 24 months |
|
Secondary |
Working memory and inhibitory control |
Assessed using the A-not-B Invisible Displacement Task |
24 months |
|
Secondary |
Behavioral manifestations of executive function |
Assessed using the Behavior Rating Inventory of Executive Function-Preschool version. The questionnaire consists of scales such as Inhibit, Shift, Emotional Control, working memory, plan and organize and Indexes such as Inhibitory Self control, Flexibility Index, Emergent metacognition index and Global Executive Composite. T scores are used to interpret the child's level of executive functioning on the BRIEF-P. scores provide information about a child's scores relative to the scores of children in the standardization sample |
24 months |
|
Secondary |
Infant temperament |
Assessed using the Infant Behaviour Questionnaire Revised Short Form. The questionnaire assess dimensions of temperament along 14 scales on a 7-point Likert scale on behavior occurrence, with 1 being never and 7 being always (Activity level, Distress to limitations, Approach, Fear, Duration of orienting, smiling and laughter, vocal reactivity, Sadness, Perceptual sensitivity, High-intensity pleasure, Low-intensity pleasure, Cuddliness, Soothability, Falling Reactivity/Rate of Recovery From Distress) |
1.5-2 months, 6 months, and 12 months |
|
Secondary |
Child temperament |
Child temperament will be assessed using the Early Childhood Behavior Questionnaire- Short Form. The questionnaire measures 18 discrete traits embedded within three higher-order factors on a 7-point Likert scale on behavior occurrence, with 1 being never and 7 being always. Negative Affect (Discomfort, Fear, Frustration, Motor Activation, Sadness, Perceptual Sensitivity, Shyness, Soothability), Surgency (Impulsivity, Activity Level, High Intensity Pleasure, Sociability, Positive Anticipation), and Effortful Control (Inhibitory Control, Attention Shifting, Low Intensity Pleasure, Cuddliness, and Attentional Focusing). |
24 months |
|
Secondary |
Infant sleep |
Infant daytime and night-time sleep patterns, parent perception, and sleep-related behaviours will be assessed using the Brief Infant Sleep Questionnaire |
1.5-2 months, 6 months, 12 months, and 24 months |
|
Secondary |
Infant fecal microbiota |
Overall fecal microbiota composition, diversity, microbiota community types will be assessed using next generation sequencing (NGS) technology |
1.5-2 months (but before starting study formula), and just prior to 6 months, and 12 months |
|
Secondary |
Infant immune and gut health biomarkers |
Fecal markers of immune and gut barrier, such as but no restricted to total secretory IgA (sIgA), lipocalin-2, calprotectin, and a-1-antitrypsin will be assessed by ELISA |
1.5-2 months (but before starting study formula), 6 months, and 12 months |
|