Table 3 League table of different internal fixation comparisons of complications for UDCF

Total complications OR (95% CI)

LCP + CC

0.55 (0.23, 1.29)

NR

NR

0.19 (0.05, 0.66)

NR

0.65 (0.27, 1.53)

LCP

NR

NR

0.25 (0.12, 0.52)^b

NR

0.38 (0.12, 1.20)

0.59 (0.21, 1.69)

CC

NR

0.53 (0.22, 1.28)^b

NR

0.27 (0.02, 2.98)

0.42 (0.03, 5.37)

0.72 (0.05, 10.20)

KWTB + CC

NR

NR

0.22 (0.09, 0.51)*

0.34 (0.16, 0.71)*

0.57 (0.26, 1.25)

0.80 (0.06, 10.09)

HP

0.22 (0.06, 0.84)^a

0.05 (0.01, 0.20)*

0.08 (0.02, 0.29)*

0.14 (0.04, 0.50)*

0.20 (0.01, 3.03)

0.25 (0.09, 0.67)*

KWTB

0.01 (0.00, 0.11)*

0.01 (0.00, 0.17)*

0.01 (0.00, 0.29)*

0.02 (0.00, 0.93)*

0.02 (0.00, 0.46)*

0.10 (0.01, 1.55)

KW

Implant related complications OR (95% CI)

LCP + CC

2.92 (0.89, 9.59)^b

NR

NR

0.40 (0.22, 0.75)

NR

0.78 (0.34, 1.80)

LCP

NR

NR

0.18 (0.06, 0.50)

NR

0.62 (0.18, 2.14)

0.79 (0.24, 2.59)

CC

NR

0.47 (0.13, 1.75)

NR

0.72 (0.01, 45.37)

0.93 (0.01, 63.35)

1.17 (0.02, 88.04)

KWTB + CC

NR

NR

0.31 (0.14, 0.70)*

0.40 (0.19, 0.85)*

0.50 (0.20, 1.28)

0.43 (0.01, 29.00)

HP

NR

0.12 (0.03, 0.43)*

0.16 (0.05, 0.52)*

0.20 (0.05, 0.73)*

0.17 (0.00, 12.76)

0.40 (0.16, 0.98)*

KWTB

0.01 (0.00, 0.20)*

0.01 (0.00, 0.24)*

0.02 (0.00, 0.32)*

0.02 (0.00, 2.40)

0.04 (0.00, 0.55)*

0.10 (0.01, 1.19)

KW

Re-operation OR (95% CI)

LCP + CC

NR

0.35 (0.08, 1.57)

0.03 (0.00, 0.33)

NR

NR

0.68 (0.19, 2.37)

CC

NR

0.26 (0.10, 0.67)

NR

NR

0.46 (0.18, 1.18)

0.68 (0.23, 1.98)

LCP

0.82 (0.21, 3.26)

NR

NR

0.34 (0.12, 0.92)*

0.50 (0.22, 1.13)

0.73 (0.33, 1.63)

HP

0.36 (0.09, 1.45)

NR

0.14 (0.03, 0.73)*

0.21 (0.04, 0.96)*

0.30 (0.06, 1.41)

0.41 (0.11, 1.53)

KWTB

NR

0.03 (0.00, 0.73)

0.05 (0.00, 1.39)

0.07 (0.00, 1.83)

0.10 (0.00, 2.55)

0.25 (0.01, 8.00)

2.60 (0.04, 166.59)

NFT

0.01 (0.00, 0.22)*

0.02 (0.00, 0.31)*

0.03 (0.00, 0.45)*

0.04 (0.00, 0.55)*

0.10 (0.01, 0.94)*

KW

Nonunion and delayed union OR (95% CI)

LCP + CC

NR

NR

0.42 (0.05, 3.70)

NR

NR

0.74 (0.26, 2.13)

LCP

NR

0.71 (0.24, 2.16)

NR

NR

0.73 (0.19, 2.75)

0.99 (0.31, 3.12)

CC

0.82 (0.27, 2.55)

NR

NR

0.67 (0.24, 1.85)

0.90 (0.40, 2.05)

0.91 (0.38, 2.19)

HP

0.53 (0.10, 2.92)

NR

0.49 (0.04, 6.28)

0.66 (0.06, 7.88)

0.67 (0.06, 8.14)

0.74 (0.07, 7.61)

KWTB

NR

0.07 (0.00, 1.63)

0.10 (0.00, 2.62)

0.10 (0.00, 2.93)

0.11 (0.00, 2.88)

0.15 (0.00, 8.25)

0.19 (0.01, 6.31)

NFT

0.39 (0.07, 2.04)

0.53 (0.11, 2.46)

0.53 (0.11, 2.57)

0.59 (0.16, 2.15)

0.79 (0.07, 9.22)

KW