EVALUATING THE EFFECT OF AGE AND SEX ON UPPER LIMB KINEMATICS AMONG SASKATCHEWAN FARMERS DURING FARM TASKS.
Notice bibliographique
Résumé
Introduction: Musculoskeletal disorders (MSDs) are a significant concern for farmers, leading to disabilities and work-related injuries. Upper limb movements are related to injuries due to the nature of the farming activities. These disorders are associated with various risk factors associated with farming tasks. The upper extremities are particularly affected, with 75% of farmers in Saskatchewan reporting musculoskeletal complaints in these body parts. The purpose of this study is to better understand the typical movement strategies used by farmers without upper limb disorders and to evaluate the effect of age and sex on shoulder kinematics during high-risk farm tasks. Methods: Twenty farmers from rural Saskatchewan farms participated in the study (14 males and 6 females). The upper body motion of the participants was measured with inertial measurement unit sensors as they performed high-risk farm tasks such as climbing equipment, overhead drilling, shoveling grain/gravel, pruning, and lifting seed bags. The movement of their humeri and scapulae relative to the torso was tracked during these tasks, and scapular and humeral angles were calculated. Descriptive statistics were calculated for each task, including the mean, maximum, range, and standard deviation of the dependent variables, i.e., the scapular and humeral angles in each task. The effect of sex and age was assessed with linear regression. Results & Discussion: Some shoulder kinematic differences existed for sex and age in the studied farm tasks. On average, females had 20° higher humeral elevation ROM than the male farmers during climbing equipment. Age was positively associated with maximum humeral elevation (R2 = 0.210, P < 0.042) in the shoveling task and maximum dominant humeral external rotation (R2 = 0.294, P < 0.014) in the overhead drilling task. The axial rotation range of motion in overhead drilling was also associated with age (R2 = 0.328, P < 0.08). With advancing age, there are some upper limb kinematic changes in farmers during high-risk farm tasks. These findings contribute to the understanding of why MSDs occur in farmers. Conclusion: The study provides new knowledge about kinematic differences between the sexes and advancing age on the scapular and humeral movements during high-risk farm tasks. This study creates a control group, identifying a need for a larger dataset to create a normative dataset, for comparison, the initial step towards investigating the effects of injury on farm tasks, and the connection between farm work and injury.
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Comment cette classification a été obtenuedéplier
Prédiction distillée sur la base complète
Imitation des enseignantsNi prévalence calibrée, ni vérité terrain. Validation humaine à venir. Apprise à partir de 10 348 étiquettes directes de Codex et de 10 348 étiquettes directes de Gemma. Le mode candidate est l'union des têtes enseignantes seuillées; le consensus est leur intersection. Ces sorties portent le statut machine_predicted_unvalidated et ne sont ni des étiquettes humaines ni des étiquettes directes de modèles de pointe.
Scores Codex et Gemma par catégorie
| Catégorie | Codex | Gemma |
|---|---|---|
| Métarecherche | 0,000 | 0,000 |
| Méta-épidémiologie (sens strict) | 0,000 | 0,000 |
| Méta-épidémiologie (sens large) | 0,000 | 0,000 |
| Bibliométrie | 0,000 | 0,000 |
| Études des sciences et des technologies | 0,000 | 0,000 |
| Communication savante | 0,000 | 0,000 |
| Science ouverte | 0,000 | 0,001 |
| Intégrité de la recherche | 0,000 | 0,000 |
| Charge utile insuffisante (le modèle a refusé de juger) | 0,011 | 0,000 |
Scores machine (provisoires)
Les deux têtes enseignantes du modèle étudiant, lues sur ce travail. Un score ordonne la base pour la relecture; il n'affirme jamais une catégorie, et le statut de validation accompagne chaque rangée tel quel.
Scores de référence d'un modèle non mature (critères de maturité non atteints, 7 itérations). Un score ordonne; il n'affirme jamais une catégorie.
score_only:v0-immature-baseline · tel quel depuis la passe de notation : score_only signifie que le nombre peut ordonner les travaux, et qu'aucune étiquette de catégorie n'en découleClassification
machine, non validéePrédiction automatique; un appel candidat d’une seule tête enseignante, pas un consensus.
Le détail, modèle par modèle et score par score, se trouve en fin de page sous « Comment cette classification a été obtenue ».