Table 2.

Summary of all statistical analyses performed

Statistical analyses of I-IMI outcomes
Analysis performed	Participant-seasons	No of I-IMIs	Variables considered	Adjusted for	Results
Primary analysis, imputed data
A1: Univariable logistic regression/FPs	317	138	Individual models for I-IMI+each variable (1–36)	None	table 4
A2: Multivariable logistic regression/FPs	317	138	Individual models for I-IMI+each variable (4–36)	Variables 1–3 (age, height, weight)	table 4
Primary analysis, complete case data
B1: Univariable logistic regression/FPs	265	115	Individual models for I-IMI+each variable (1–36)	None	online supplemental file 6
B2: Multivariable logistic regression/FPs	265	115	Individual models for I-IMI+each variable (4–36)	Variables 1–3 (age, height, weight)	online supplemental file 6
Sensitivity analysis, imputed data
C1: Univariable logistic regression/FPs	260	129	Individual models for I-IMI+each variable (1–36)	None	online supplemental file 7
C2: Multivariable logistic regression/FPs	260	129	Individual models for I-IMI+each variable (4–36)	Variables 1–3 (age, height, weight)	online supplemental file 7
Sensitivity analysis, complete case data
D1: Univariable logistic regression/FPs	217	106	Individual models for I-IMI+each variable (1–36)	None	online supplemental file 8
D2: Multivariable logistic regression/FPs	217	106	Individual models for I-IMI+each variable (4–36)	Variables 1–3 (age, height, weight)	online supplemental file 8

FP, fractional polynomials; I-IMI, index indirect muscle injury.