The Effects of Taping on Feeding and Local Soft Tissue Stiffness in Preterm Infants

Autor: Sung-Yin Chuang, 莊頌音
Rok vydání: 2016
Druh dokumentu: 學位論文 ; thesis
Popis: 104
Background and purpose: Feeding problems are common in preterm infants due to their immaturity and neonatal complications. A lengthy transition period from tube to oral feeding may increase hospitalization and interfere with parent-infant interaction; otherwise adverse events during oral feeding, e.g., oxygen desaturation, may be a risk factor of poor developmental outcome. Manual chin support had been found to benefit preterm infants in oral feeding performance. Furthermore, poor head neck stability in preterm infants had been reported as a disadvantageous factor for feeding. However, clinically, the duration for providing manual support is very limited for each preterm infant. It seems feasible and reasonable to use taping to provide lengthy support via adjusting local soft tissue stiffness. This study aims to exam the effects of the non-elastic taping, based on geometry and physics of wrinkling, on oral feeding function and local soft tissue stiffness in preterm infants admitted at VGHTPE. Methods: This study used stratified block-permuted randomization. Preterm infants born less than 32 week’s gestational age with birth body weight less than 2000g were recruited and allocated into a control (usual care) or a experimental (usual care + taping) group. The earliest timing to provide the taping protocol was 33 week’s postconceptional age. Usual care and taping were delivered under the approval of the attending neonatologist, and continued until discharge. The outcome measurements included duration of transition from tube to oral feeding, oral feeding performance, local soft tissue stiffness, and the relationships between feeding function and local soft tissue stiffness. The stiffness of local superficial tissue on upper trapezius and pectoralis major was measured with the Myoton-pro (Myoton AS, Estonia). Both groups had been assessed for outcomes before and immediately after intervention. Statistical analysis: The basic data of all subjects were described using descriptive statistics. Outcomes were analyzed using chi square for nominal data, and Mann-Whitney U Test for continuous data and ordinal data, and Spearman's rank correlation coefficient for feeding function and local soft tissue stiffness. The significant level was set at 0.05. Results: The results showed a tendency of better immediate effect on feeding in favor of experimental group, especially rate of transfer (p=0.024). Besides, when the infants achieved full oral feeding, significant difference was found in the immediate change of the quotient of dividing the stiffness ratio of upper trapezius by that of pectoralis major (p=0.034). Negative Moderate correlation between rate of transfer and the quotient was found (p=0.025, rho=-0.596). Conclusion: Taping may be an auxiliary way to improving oral feeding function in preterm infants. The contribution of taping may be on changing the distribution pattern of soft tissue stiffness and facilitating jaw movement via change of tissue stiffness by way of neuromotor control. Further research is needed on the mechanism.
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