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Does the use of a bedroom thermometer in infancy reduce the incidence of respiratory ill-health, particularly infections and coughs

Long-term respiratory health benefits of using a bedroom thermometer in infancy: a randomised controlled trial nested within the ALSPAC pre-birth cohort

Status
Recruiting
Phases
Unknown
Study type
Interventional
Source
ISRCTN
Registry ID
ISRCTN13672502
Enrollment
5000
Registered
2024-07-05
Start date
1992-05-31
Completion date
Unknown
Last updated
2024-07-15

For informational purposes only — not medical advice. Sourced from public registries and may not reflect the latest updates. Terms

Conditions

Respiratory symptoms Respiratory

Interventions

During pregnancy (or shortly after delivery) women are randomly selected (by odd or even date of birth) to receive a simple thermometer to put on the wall of the room in which their baby sleeps, to id

Sponsors

University of Bristol
Lead Sponsor

Eligibility

Sex/Gender
All

Inclusion criteria

Inclusion criteria: 1. Mother enrolled in the Avon Longitudinal Study of Parents & Children study 2. Expected date of delivery between 1st May and 31st December 1992 3. Gestation at birth >32 weeks 4. Live birth

Exclusion criteria

Exclusion criteria: 1. Preterm births <32 weeks gestation 2. Participant refusing ALSPAC

Design outcomes

Primary

MeasureTime frame
Respiratory signs and symptoms measured using data reported by the mother (and later the child) at 6, 18, 30, 42 months, 4, 5, 6, 7, 8, 10, 13, 14, 16 and 18 years of age.

Secondary

MeasureTime frame
1. Respiratory infections [a cold, influenza, tonsillitis or laryngitis, chest infection] measured using self-completion questionnaires at 6, 18, 30, 42 months, 4, 5, 6, 7, 8, 10, 13, 14, and 16 years of age 2. Cough [cough, cough lasting at least two days, cough medication given] measured using self-completion questionnaires at 6, 18, 30, 42 months, 4, 5, 6, 7, 8, 10, 13, 14 and 16 years of age 3. Ear infections [earache, ear infection, pus discharge from ear(s), grommets inserted] measured using self-completion questionnaires at 6, 18, 30, 42 months, 4, 5, 6, 7, 8, 10, 13, 14 and 16 years of age 4. Respiratory conditions with likely allergic aetiology [wheeze, asthma, hay fever (allergic rhinitis)] measured using self-completion questionnaires at 6, 18, 30, 42 months, 4, 5, 6, 7, 8, 10, 13, 14, 16 and 18 years of age

Countries

England, United Kingdom

Contacts

Public ContactJean;Yasmin Golding;Iles-Caven

;

jean.golding@bristol.ac.uk;cdylic@bristol.ac.uk+44 (0)7717513902;+44 (0)7810340404

Outcome results

None listed

Source: ISRCTN (via WHO ICTRP) · Data processed: Feb 4, 2026