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Table 3 Meta-regression analysis of follow-up time and gender in knee extension angle between CR and PS designs

From: Comparison of posterior cruciate retention and substitution in total knee arthroplasty during gait: a systematic review and meta-analysis

Variable

Coefficient

Standard error

P value

95% confidence interval

Follow-up

0.177

0.152

0.453

− 1.760 to 2.114

Gender

− 5.095

3.509

0.384

− 49.676 to 39.486

Constant

− 2.131

4.264

0.705

− 56.305 to 52.043