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. 2012 Dec 10;12:31. doi: 10.1186/1471-2253-12-31

Table 2.

Logistic regression of level punctured and immediate complications

 
Sanguineous puncture (P=0.0054)
Unsuccesful catheter placement (P=0.0024)
Insufficient analgesia (P=0.0001)
Parameter Odds Ratio 95%-CI Odds Ratio 95%-CI Odds Ratio 95%-CI
TH2/3 - TH6/7
0.963
0.442
2.096
1.762
0.340
9.132
1.954
1.326
2.881
TH7/8 - TH8/9
0.862
0.558
1.333
2.887
1.094
7.617
1.696
1.318
2.181
TH11/12 - TH12/L1
1.369
0.886
2.116
1.517
0.495
4.653
1.243
0.936
1.651
L1/2 - L2/3
1.586
1.031
2.440
2.436
0.843
7.037
1.240
0.924
1.663
L3/4 - L5/S1 1.716 1.092 2.696 5.753 2.138 15.478 1.553 1.145 2.105

Reference level for the odds ratio is TH9-11. Odds-Ratio and 95%-Confidence interval are given.