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Table 9 Adverse events according to treatment group

From: A pilot randomised controlled trial of negative pressure wound therapy to treat grade III/IV pressure ulcers [ISRCTN69032034]

Type of adverse event Treatment group
NPWT SC
Serious: - -
Death 2 -
Admission to hospital 1 3
Other medically important condition - 1
Persistent/significant disability/incapacity - -
Life-threatening risk (immediate risk of death) - -
Participants cannot provide on-going consent - -
Systemic infection/sepsis - -
Osteomyelitis 1 -
Non-serious adverse events: - -
Wound infection 2 1
Skin damage - 1
Wound bleeding - -
Breakdown of wound following closure surgery - -
Pain 1 -
Recurrence of pressure ulcer (grade II or above) at site of reference pressure ulcer - -
New pressure ulcer (grade II or above) - -
Other event* 9 6
Total 16 12
  1. *Details of these are provided in Table 10.