Table 2 Data collection tools used in included studies and health outcomes measured

Hyperemesis Impact of Symptoms (HIS) [15]

10

Physical & psychological

Nausea, vomiting, tiredness, emotional state, anxiety

Pregnancy Unique Quantification of Emesis and Nausea (PUQE) [15]

3

Physical

Nausea, vomiting, retching

EQ-5D-3 L [15, 17]

5 + 1

Generic

SF36 [13, 15]

36

Generic

Hospital Anxiety & Depression Scale (HADS) [12]

14

Psychological

Anxiety, depression

Problem Areas in Diabetes (PAID) [8]

20

Psychological

Anxiety, depression, loneliness, anger

SF8 [12]

8

Generic

Study specific [12]

Physical and social

Pain, fatigue, diet, exercise, insulin injection frequency

Mother Generated Index (MGI) [7]

Open

N/A

Edinburgh Postnatal Depression Scale (EPDS) [13, 16, 17]

10

Psychological

Postnatal depression

State Trait Anxiety Inventory (STAI) [13, 17]

Psychological

Anxiety

Milligan’s postpartum fatigue scale [13]

Physical & psychological

Fatigue

PTSD checklist [13]

Physical & psychological

Post-traumatic stress disorder

9-item Patient Health Questionnaire (PHQ-9) [16]

10

Psychological

Severe depression

Study specific [14]

44

Physical & psychological