Table 2.

Linear regression analyses of ONSD predictors of ICP.

	Whole cohort (N = 139). Correlation with ICPa	Women (n = 65). Correlation with ICP	Men (n = 74). Correlation with ICP
ONSDextb	Coefc = 3.6 (0.23; 7.1) p = 0.034, R2 = 0.03	Coef = 8.5 (1.3; 15.7) p = 0.018, R2 = 0.12	Coef = − 0.4 (− 3.7; 2.9) p = 1.0, R2 < 0.001
ONSDintd	Coef = 4.5 (− 0.63; 9.7) p = 0.098, R2 = 0.03	Coef = 9.0 (− 0.98; 18.9) p = 0.084, R2 = 0.07	Coef = 0.5 (− 4.5; 5.4) p = 1.0, R2 < 0.001
ONSDext/EDe	Coef = 99 (37; 160) p = 0.004, R2 = 0.04	Coef = 193 (63; 323) p = 0.002, R2 = 0.12	Coef = 18 (− 50; 86) p = 1.0, R2 = 0.002
ONSDint/EDf	Coef = 127 (28; 169) p = 0.014, R2 = 0.04	Coef = 212 (29; 395) p = 0.02, R2 = 0.08	Coef = 51 (− 55; 157) p = 0.56, R2 = 0.008

All p-values Bonferroni corrected with multiplication by a factor of 2.

^aIntracranial pressure.

^bONSD measured external of the dura mater.

^cCorrelation coefficiency.

^dONSD measured internal of the dura mater.

^eONSD measured external of the dura mater, divided by eye diameter.

^fONSD measured internal of the dura, divided by eye diameter.