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Table 3 Factors associated with serious adverse events 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)

Serious adverse events

YES

( n = 164)

Serious adverse events

NO

( n = 468)

P

OR

(95% CI)

P

Phase 1, n (%)

184 (29%)

68 (41%)

116 (25%)

   

Phase 2, n (%)

129 (20%)

36 (22%)

93 (20%)

0.09

  

Phase 3, n (%)

170 (27%)

29 (18%)

141 (30%)

< 0.001

0.40 (0.23; 0.72)

< 0.01

Phase 4, n (%)

149 (24%)

31 (19%)

118 (25%)

< 0.01

0.53 (0.30; 0.92)

0.03

Age, median (IQR)

63 (51; 71)

64 (56; 75)

62 (51; 70)

0.09

  

Female gender, n (%)

186 (29%)

44 (27%)

142 (30%)

0.44

  

SAPS II, median (IQR)

39 (29; 41)

39 (31; 53)

38 (28; 50)

0.19

  

Surgical admission, n (%)

219 (35%)

104 (63%)

309 (66%)

0.54

  

Intubation status, n (%)

216 (34%)

79 (48%)

137 (29%)

< 0.01

1.91 (1.28; 2.85)

< 0.01

Sustained use of sedatives, n (%)

114 (18%)

38 (23%)

76 (16%)

0.17

  

RASS level, median (IQR)

0 (-1; 0)

0 (-2; 0)

0 (-1; 0)

0.05

  

Pain during moving

      

Moderate pain, n (%)

160 (25%)

41 (25%)

119 (25%)

0.81

  

Severe pain, n (%)

61 (10%)

30 (18%)

31 (7%)

< 0.001

2.74 (1.54; 4.89)

< 0.001

  1. CI, Confidence interval; IQR, Interquartile Range (25th to 75th percentiles); OR, Odds 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, age, SAPS II, intubation status, sustained use of sedatives, RASS level and severe-pain events.