Potentially modifiable factors contribute to limitation in physical activity following thoracotomy and lung resection : a prospective observational study

Paula J Agostini, Babu Naidu, Pala Rajesh, Richard Steyn, Ehab Bishay, Maninder Kalkat, Sally Singh

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23 Citations (Scopus)
193 Downloads (Pure)

Abstract

Background
Early mobility is considered important in minimising pulmonary complication, length of stay (LOS) and enhancing recovery following major surgery. We aimed to observe and measure the reduction in early postoperative physical activity following major thoracic surgery, identifying any potentially limiting factors, and factors predictive of reduced activity.

Methods
Patients undergoing thoracotomy and lung resection were prospectively observed for the purposes of this study. All patients were routinely assisted to mobilise by physiotherapists from postoperative day 1, and continued daily with exercise and progression of mobility as per usual practice. Physical activity was measured with SenseWear Pro 3 armband physiologic motion sensors between postoperative day 1–4. The motion sensors recorded step count, time spent in ‘sedentary’/ ‘moderate’ activity, and energy expenditure. Frequency of postoperative pulmonary complication (PPC) and postoperative LOS were also observed. Multivariate analyses were performed using forward stepwise logistic regression; results are displayed as odds ratio (95% confidence intervals).

Results
n = 99, median (interquartile range) steps 472 (908) over combined postoperative days 2/ 3, sedentary activity (<3 METs) 99%. Less active subjects reported significantly more pain on day 2 and 3 (p = 0.013/ 0.00 respectively) (p < 0.001). On regression analysis age ≥75 years, predicted FEV1 < 70% and poor preoperative activity were predictive of lower postoperative activity. Factors limiting mobility on day 1 included pain and dizziness. Median LOS was longer (p = 0.013) (6 vs. 5 days) in less active patients and frequency of PPC was 20% vs 4% (p = 0.034).

Conclusion
Physical activity following major thoracic surgery is generally very limited, with less active patients demonstrating longer LOS. Factors limiting immediate postoperative mobility were largely modifiable, some of the factors predictive of lower activity were also possibly modifiable/amenable to physiotherapy or pulmonary rehabilitation. Prompt assessment and recognition of these factors is needed in future, with timely and effective management incorporated into care pathways to maximise each patients potential to mobilise postoperatively.
Original languageEnglish
Article number128
JournalJournal of Cardiothoracic Surgery
Volume9
Issue number1
DOIs
Publication statusPublished - 27 Sept 2014

Keywords

  • Thoracic surgery
  • Physical activity
  • Early mobilisation

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