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Table 2 Factors associated with severe-pain determined by univariate and multivariate mixed-effects model analysis

From: Decreasing severe pain and serious adverse events while moving intensive care unit patients: a prospective interventional study (the NURSE-DO project)

  Univariate analysis Multivariate analysis
  All
procedures
( n = 632)
Severe pain
( n = 61)
Others
( n = 571)
P OR
(95%CI)
P
Phase 1, n (%) 184 30 (49%) 154 (27%)    
Phase 2, n (%) 129 12 (20%) 117 (20%) 0.22   
Phase 3, n (%) 170 11 (18%) 159 (28%) 0.04 0.33 (0.11; 0.98) 0.04
Phase 4, n (%) 149 8 (13%) 141 (25%) 0.03 0.30 (0.12; 0.95) 0.02
Age, median (IQR) 63 (51; 71) 64 (57; 76) 63 (51; 71) 0.16   
Female gender, n (%) 186 (29%) 17 (28%) 169 (30%) 0.94   
SAPS II, median (IQR) 39 (29;41) 39 (27;51) 39 (30;51) 0.48   
Surgical admission, n (%) 219 (35%) 25 (41%) 194 (34%) 0.23   
Intubation status, n (%) 216 (34%) 24 (39%) 192 (34%) 0.95   
Sustained use of sedatives, n (%) 114 (18%) 10 (16%) 104 (18%) 0.69   
RASS level, median (IQR) 0 (-1; 0) 0 (-1; 0) 0 (-1; 0) 0.31   
  1. CI, Confidence-Interval; IQR, Inter-Quartile-Range (25th to 75th percentiles); OR, Odd-Ratio; RASS, Richmond-Agitation-Sedation-Scale [29]; SAPS II, Simplified-Acute-Physiology-Score II [31]. In addition to studied phases, variables were selected in multivariate analysis if P-value was less than 0.20 in the univariate analysis, that is, were included in the final mixed-effect model: studied phases and age.