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HG Initial Visit Baseline Form — English

Hyperemesis Gravidarum (HG) Mechanisms Study | Initial Visit Baseline Form

Complete once at initial enrollment. This form records general information, pregnancy history, the timing of previous symptoms, neurobehavioral characteristics before pregnancy, and the onset of HG in the current pregnancy.

1. General Information

2. Pregnancy and HG History

3. Onset and Severity of Four Core Symptoms in the Current Pregnancy

SymptomDate / gestational week at onsetCurrent severity (0–4)Brief notes
Severe vomiting
Insomnia
Excessive salivation (ptyalism)
Low mood / negative thoughts
Safety note:If there is a current specific plan for self-harm or suicide, preparatory behavior, or a recent attempt, initiate the hospital’s safety assessment process immediately.

4. Symptoms and Neurobehavioral Characteristics Before Pregnancy

Symptom / behaviorNoneMildModerateSevereEarliest age / date of onset
Low mood or crying easily
Reduced interest / reduced enjoyment
Insomnia or other sleep disturbances
Difficulty concentrating / easily distracted
Forgetfulness / procrastination / difficulty finishing tasks
Repeated cleaning / worries about contamination / repeated checking
Behaviors such as impulsive spending, risk-taking, or taking items you do not need
Markedly low or high sexual desire

Academic Performance and Attention

5. Behavioral and Developmental History: Infancy, Childhood, and Adolescence

This section records longstanding behavioral and developmental characteristics present before pregnancy. For each item, record whether it occurred, its severity, the age at first onset, and any effects on school, family life, or social interactions.

A. Infancy (ages 0–2)

Symptom / behaviorNoneMildModerateSevereAge at onset / duration
Frequent crying at night that was difficult to soothe
Difficulty falling asleep or markedly irregular sleep
Especially difficult to soothe / easily irritated
Especially sensitive to sounds, light, or changes in surroundings

B. Childhood (ages 3–12): Activity Level, Attention, and Executive Function

Symptom / behaviorNeverOccasionallyFrequentlySevere / impairs functioningAge at first onset
Difficulty sitting still / noticeably more active than children of the same age
Frequently running or climbing / difficulty engaging in quiet activities
Difficulty sustaining attention in class, while reading, or while doing homework
Easily distracted by sounds, people, or other things nearby
Frequently forgetting homework, losing things, or being forgetful
Often leaving tasks unfinished / difficulty completing tasks in sequence
Frequently interjecting, blurting out answers, or interrupting others
Difficulty waiting / tendency to make impulsive decisions
Talking noticeably more than children of the same age
Academic performance substantially below ability or highly variable over time

C. Adolescence (ages 13–18): Recurrent Thoughts and Repetitive Behaviors

Symptom / behaviorNoneMildModerateSevereAge at first onset
Strong fear of dirt, contamination, or infection
Repeated handwashing, bathing, laundry, cleaning, or disinfecting
Repeated checking of door locks, appliances, belongings, or other items
Needing to do certain things in a fixed order, a set number of times, or according to a ritual

D. Adolescence and Young Adulthood: Impulsivity, Concealment, and Rule-Related Behaviors

These behaviors can have many causes and cannot, on their own, establish a diagnosis. Record only the specific behavior, frequency, age at onset, and consequences.
Symptom / behaviorNeverOccasionallyRepeatedlySignificant consequencesAge at first onset
Repeatedly concealing facts or providing information clearly inconsistent with the facts
Repeatedly taking items that belong to others
Impulsive spending, risk-taking, or behavior showing little consideration of consequences

6. Sensitive History (Optional)

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