Long-Term Patient-Reported Maternal Outcomes Following Abdominal Cerclage for the Prevention of Preterm Birth

The difference in general health perception as measured by patient reported outcome measures (PROMS) in participants treated with TAC. A difference of 10 points or more is regarded as a clinically relevant difference.

The difference in depression and anxiety scores as measured by PROMS in participants who did not give birth since the TAC. The outcome is categorized in normal, borderline abnormal or abnormal.

This issue was conceptualized as pelvic or vaginal pain (pressure, sharp, cramping or pulling) that may be intermittent and worsens with activity or at the end of the day.

Questionnaire: The Danish Chronic Pelvic Pain Questionnaire

This issue was conceptualized as awareness and reminding of having the cerclage. Consists of two qualitatively pilot tested ad hoc questions.

This issue was conceptualized as trust in the effectiveness of the cerclage to prevent preterm birth. Consists of two qualitatively pilot tested ad hoc questions.

This issue was conceptualized bladder discomfort as "Frequency, nocturia, urgency, urge incontinence (overactive bladder), Incontinence, bladder pain". The Bristol Female Lower Urinary Tract Symptoms questionnaire - short form (ICIQ-FLUTS-SF).

• Filling (4 items, maximum score 16)
• Voiding (3 items, maximum score 12)
• Incontinence (4 items, maximum score 16)

This issue was conceptualized as sexual desire, arousal and dyspareunia. Questionnaire: Female Sexual Function Index Scoring (FSFI).

• Desire (2 items, maximum score 6)
• Arousal (4 items, maximum score 6)
• Lubrication (4 items, maximum score 6)
• Orgasm (3 items, maximum score 6)
• Satisfaction (3 items, maximum score 6)
• Pain (3 items, maximum score 6)

• Physical functioning (10 items, maximum score 100)
• Role limitations due to physical health problems (4 items, maximum score 100)
• Role limitations due to emotional problems (3 items, maximum score 100)
• Energy/fatigue (4 items, maximum score 100)
• Emotional well-being (5 items, maximum score 100)
• Social functioning (2 items, maximum score 100)
• Bodily pain (2 items, maximum score 100)
• General health perceptions (5 items, maximum score 100)