Table 7.

P_ETCO₂ contrasts: pairwise comparisons of marginal linear predictions (women only).

Reference condition	Comparison condition	exp(b) Comp/Ref	SE	p	95% Confidence interval
Quiet_Rest	Quiet_Low	1.36	0.02	< .001	[1.32, 1.40]
	Quiet_High	1.41	0.02	< .001	[1.36, 1.46]
Quiet_Low	Quiet_High	1.03	0.01	< .001	[1.01, 1.05]
Norm_Rest	Norm_Low	1.60	0.03	< .001	[1.55, 1.66]
	Norm_High	1.74	0.03	< .001	[1.67, 1.80]
	Loud_Rest	0.99	0.02	.606	[0.95, 1.03]
	Loud_Low	1.60	0.04	< .001	[1.53, 1.68]
	Loud_High	1.76	0.05	< .001	[1.66, 1.86]
Norm_Low	Norm_High	1.08	0.02	< .001	[1.05, 1.11]
	Loud_Rest	0.62	0.01	< .001	[0.59, 0.64]
	Loud_Low	1.00	0.01	.902	[0.98, 1.02]
	Loud_High	1.09	0.02	< .001	[1.05, 1.14]
Norm_High	Loud_Rest	0.57	0.01	< .001	[0.55, 0.59]
	Loud_Low	0.92	0.01	< .001	[0.90, 0.95]
	Loud_High	1.01	0.02	.574	[0.97, 1.05]
Loud_Rest	Loud_Low	1.62	0.02	< .001	[1.58, 1.67]
	Loud_High	1.77	0.03	< .001	[1.72, 1.83]
Loud_Low	Loud_High	1.09	0.01	< .001	[1.07, 1.12]

Note. Bolded p values (e.g., < .001) represent statistically significant results. P_ETCO₂ = end-tidal carbon dioxide.