| Univariable HR (95% CI) | Multivariable HR (95% CI) |
---|---|---|
Intervention (referent (ref) SPU + SSD + CHG): | ||
 - PAL + CHG + Tape | 1.60 (0.18–14.4) | 4.17 (0.36–48.4) |
 - CSD + CHG | 1.06 (0.23–4.83) | 0.64 (0.14–2.92) |
 - TA + SPU | 1.04 (0.23–4.67) | 1.07 (0.24–4.83) |
Age (one year older) | 1.02 (0.97–1.06) | – |
Female sex (ref. male) | 0.15 (0.02–1.15)* | 0.10 (0.01–0.87)** |
Overweight/obese (ref. other) | 1.70 (0.47–6.20) | – |
Comorbidities (ref. up to 3) | 3.37 (0.89–12.8)* | 4.62 (1.04–20.4)** |
Skin integrity fair/poor (ref. good) | 2.00 (0.43–9.28) | – |
Skin type brown (ref. white) | 0.67 (0.14–3.12) | – |
Diagnosis |  | – |
 - oncology (ref. surgical) | 1.50 (0.43–5.20) | – |
 - medical (ref. surgical) | 0.36 (0.04–3.09) | – |
Gastrointestinal surgery (ref. other type) | 0.90 (0.16–4.94) | – |
Drain (ref. none) | 2.10 (0.61–7.19) | – |
Wound (ref. none) | 0.91 (0.24–3.43) | – |
Infection (ref. none) | 1.14 (0.33–3.91) | – |
IV therapy (ref. none) | a | – |
Antibiotic therapy (ref. none) | 0.75 (0.20–2.84) | – |
U/S guided insertion with fluoroscopy (ref. U/S guided) | 2.34 (0.71–7.70)* | b |
Insertion on dominant side (ref. false) | 1.07 (0.32–3.51) | – |
Lumens (one more) | a | – |
Subsequent device (ref. false) | 2.68 (0.80–8.92)* | b |
Device length (1 cm longer) | 1.00 (0.91–1.11) | – |