“…Studies report that the postoperative period is a risk factor for the development of ineffective airway clearance (IAC) (00031), which is a nursing diagnosis from the NANDA‐I (Pascoal et al., ; Sousa et al., ). This is a common response in patients undergoing thoracic and abdominal surgery because these surgeries frequently cause a decrease in the respiratory mechanics, predisposing patients to complications (Silva, Gazzana, & Knorsts, ).…”