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The Efficacy of Ergonomic Intervention in Preventing Musculoskeletal Disorders Among Women After Giving Birth

30. mai 2021 oppdatert av: Prof. Mordechai Dulitzky, Sheba Medical Center
The woman's body undergoes many physiological changes during pregnancy, which can cause muscle weakness and postpartum joint instability. In addition, the intensive care of the baby sometimes involves extreme body postures and mechanical loading on the hands, which are considered as ergonomic risk factors. Therefore, postpartum women may be particularly vulnerable to musculoskeletal disorders (MSDs). As far as we know, there is no evidence-based intervention on this issue.

Studieoversikt

Detaljert beskrivelse

The study will be conducted in the Obstetrics Departments at the Sheba Medical Center. After approval by the Helsinki Committee at the Medical Center all subjects who meet the inclusion criteria will be asked to sign an informed consent form for participation in the study.

The first data collection point will be in the early days after birth, when the subjects are still hospitalized. All the subjects will fill out a demographic questionnaire and two more questionnaires regarding the prevalence and intensity of MSD. The REBA, a standardized observation will be conducted to identify the level of ergonomic risk during the performance of two tasks of baby care .

The REBA will be analyzed by a therapist who is blinded to the participants group belonging.

The participants will be assigned into two groups, intervention group and control group. Number of birth and participant age will be adjusted between the groups. The intervention group will participate in a workshop regarding ergonomic principles in baby care. A brochure will be distributed summarizing the main contents of the workshop. One month and two months after the intervention, participants in the intervention group will receive a videotaped reminder of the principles presented at the workshop via an email or WhatsApp message, along with a request to report the intensity of pain. The control group will not receive the intervention at this time but will also be asked to fill in the scale at the same time points.

Three months after delivery, all subjects will complete the questionnaires regarding the prevalence and intensity of MSD. The REBA will be performed in order to identify the ergonomic risk level during the performance of the same two tasks of baby care. At this point, the control group will receive the intervention in the format of the brochure and videos sent via email or WhatsApp.

The final data collection will be six to twelve months after delivery when all subjects will complete the same questionnaires and a recurrent REBA standardized observation in order to identify the ergonomic risk level during the performance of the same two baby-care tasks will be performed for the last time.

Studietype

Intervensjonell

Registrering (Faktiske)

50

Fase

  • Ikke aktuelt

Kontakter og plasseringer

Denne delen inneholder kontaktinformasjon for de som utfører studien, og informasjon om hvor denne studien blir utført.

Studiesteder

      • Ramat Gan, Israel, 52621
        • Sheba medical center

Deltakelseskriterier

Forskere ser etter personer som passer til en bestemt beskrivelse, kalt kvalifikasjonskriterier. Noen eksempler på disse kriteriene er en persons generelle helsetilstand eller tidligere behandlinger.

Kvalifikasjonskriterier

Alder som er kvalifisert for studier

20 år til 40 år (Voksen)

Tar imot friske frivillige

Nei

Kjønn som er kvalifisert for studier

Hunn

Beskrivelse

Inclusion Criteria:

  • Women aged 20-40
  • Hospitalized in a maternity ward in a hospital after the birth of one baby
  • Delivery occurred after 37 weeks' gestation

Exclusion Criteria:

  • Women with previous orthopedic or rheumatic problems
  • Women with neuropathic problems due to non-gestational diabetes
  • Women with neurological diseases.

Studieplan

Denne delen gir detaljer om studieplanen, inkludert hvordan studien er utformet og hva studien måler.

Hvordan er studiet utformet?

Designdetaljer

  • Primært formål: Forebygging
  • Tildeling: Ikke-randomisert
  • Intervensjonsmodell: Parallell tildeling
  • Masking: Dobbelt

Våpen og intervensjoner

Deltakergruppe / Arm
Intervensjon / Behandling
Eksperimentell: Intervention group
The intervention group will participate in a workshop regarding ergonomic principles in baby care. Finally, a brochure will be distributed summarizing the main contents of the workshop. One month and two months after the intervention, the intervention group will receive a videotaped reminder of the principles presented at the workshop via an email or WhatsApp message.
Participants will participate in a single meeting workshop regarding ergonomic principles in baby care.
Participant will receive a brochure summarizing the main contents of the workshop.
During the next three months after the beginning of the research, they will receive videos that will be a reminder of the principles learned in the workshop.
Ingen inngripen: Control group
The control group will not receive any intervention during the data collection period. The intervention will be given three months after the beginning of the research, in the format of the brochure and videos sent via email or WhatsApp.

Hva måler studien?

Primære resultatmål

Resultatmål
Tiltaksbeskrivelse
Tidsramme
Change in the level of risk factors that result from poor body postures when carrying and feeding the baby.
Tidsramme: We will measure three outcomes: Pre-intervention scores (Base-line): During the first meeting in the hospital, after signing a consent form. Follow up 1 and 2:Three months and Six to twelve months after the first meeting.
This outcome measure will be determined by the Rapid Entire Body Assessment (REBA). A posture analyze assessment for evaluating workloads that are at risk for developing musculoskeletal problems. This measure divides the body into 6 areas that are individually encoded and relates to changes in muscle activity that occur due to static, dynamic, unstable, or variable posture (Al Madani & Dababneh, 2016). The final risk score ranges from 1 (minimum) to 15 (maximum) (Ratzon and Schechter-Margalit, 2007), and the final score describes 5 levels of risk that relate to the need for intervention, with 1 meaning "no need for intervention" and 5 means "immediate need for intervention. "(Al Madani & Dababneh, 2016). This assessment tool is commonly used in the field of ergonomics.
We will measure three outcomes: Pre-intervention scores (Base-line): During the first meeting in the hospital, after signing a consent form. Follow up 1 and 2:Three months and Six to twelve months after the first meeting.
The change in the prevalence of musculoskeletal pain
Tidsramme: We will measure three outcomes: Pre-intervention scores (Base-line): During the first meeting in the hospital, after signing a consent form. Follow up 1 and 2:Three months and Six to twelve months after the first meeting.
This outcome measure will be determined by the Standardized Nordic questionnaire for the analysis of musculoskeletal symptoms (SNQ). The tool is designed for self-filling or for use as an interview (Kuorinka et al., 1987). It is divided into 9 anatomical areas that include the neck, shoulders, elbow, wrist, upper back, lower back, hip, knee and ankle. For each area, there are 3 yes / no questions that relate to the presence of musculoskeletal pain in the last 12 months and 7 days, and to having a functional limitation due to their presence in each area.Ratzon & Mizrachi (2008), added an extension to a questionnaire that included the arm, forearm, palm, and each finger. This supplement was found as valid against the Disabilities of the Arm Shoulder and Hand Questionnaire (DASH) which is moderately correlated with the original SNQ questionnaire (Ratzon & Mizrachi, 2008).
We will measure three outcomes: Pre-intervention scores (Base-line): During the first meeting in the hospital, after signing a consent form. Follow up 1 and 2:Three months and Six to twelve months after the first meeting.
The change in the intensity of musculoskeletal pain
Tidsramme: We will measure five outcomes: Pre-intervention(Base-line): During the first meeting in the hospital, after signing a consent form. Follow up 1,2,3 and 4: One month, Two months, Three months and Six to Twelve months after the first meeting.
This outcome measure will be determined by the Numeric rating scale (NRS). A tool for measuring the intensity of pain in adults. It is a numerical version of The Visual Analog Scale (VAS). The subject is asked to select a number from 0 to 10 which best reflects the current pain intensity he has felt in the last 24 hours, relative to 13 different anatomical regions. The scale is shown in the horizontal line with the number 0 meaning "not painful" and the number 10 meaning "very painful".
We will measure five outcomes: Pre-intervention(Base-line): During the first meeting in the hospital, after signing a consent form. Follow up 1,2,3 and 4: One month, Two months, Three months and Six to Twelve months after the first meeting.

Samarbeidspartnere og etterforskere

Det er her du vil finne personer og organisasjoner som er involvert i denne studien.

Samarbeidspartnere

Studierekorddatoer

Disse datoene sporer fremdriften for innsending av studieposter og sammendragsresultater til ClinicalTrials.gov. Studieposter og rapporterte resultater gjennomgås av National Library of Medicine (NLM) for å sikre at de oppfyller spesifikke kvalitetskontrollstandarder før de legges ut på det offentlige nettstedet.

Studer hoveddatoer

Studiestart (Faktiske)

23. februar 2020

Primær fullføring (Faktiske)

31. mai 2020

Studiet fullført (Forventet)

31. august 2021

Datoer for studieregistrering

Først innsendt

21. januar 2020

Først innsendt som oppfylte QC-kriteriene

26. januar 2020

Først lagt ut (Faktiske)

28. januar 2020

Oppdateringer av studieposter

Sist oppdatering lagt ut (Faktiske)

2. juni 2021

Siste oppdatering sendt inn som oppfylte QC-kriteriene

30. mai 2021

Sist bekreftet

1. mai 2021

Mer informasjon

Begreper knyttet til denne studien

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Nei

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Nei

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