Table 2 Clinical outcomes of the patients.

From: Mid-term efficacy of OLIF combined with unilateral pedicle screw fixation in the treatment of lumbar degenerative diseases

Parameter

UPS group

BPS group

t/χ2

P value

Operation time(min)

112.70 ± 29.84

130.81 ± 36.73

3.71

< 0.001

Blood loss(ml)

89.40 ± 24.19

118.55 ± 31.67

7.11

< 0.001

Hospital stay(d)

6.00 ± 1.85

6.13 ± 1.98

0.46

0.649

Follow-up time(mo)

74.38 ± 4.84

76.74 ± 5.35

0.85

0.396

Complication rate(%)

15(15%)

14(16.28%)

0.06

0.811

ASD rate(%)

12(12%)

16(18.60%)

2.12

0.145

SCSA(%)

49.38 ± 1.72

41.17 ± 2.62

21.59

< 0.001

DEF(%)

17.80 ± 1.48

18.48 ± 2.23

2.08

0.039

Fusion rate(%)

91(91%)

80(93.02%)

0.26

0.613

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