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Table 2 Meta regression analysis for the included studies to identify source of heterogeneity

From: The global burden of pressure ulcers among patients with spinal cord injury: a systematic review and meta-analysis

Covariate (source)

Coefficient

Standard error

P-value

95% Conf. Interval

Publication year

−0.416

0.530

0.442

− 1.526, 0.694

Sample size

0.0002

0.001

0.869

−0.003, 0.0035