Table 2.

Unadjusted rates of the primary and secondary outcomes at 5 years of age in the antenatal corticosteroids and control groups

Outcome	Cumulative rate of outcome at a fixed time point of 5 years of age
	Term infants exposed to ACS n=5423	Term infants NOT exposed to ACS n=523 782	P value	NNH (95% CI)
Composite long-term outcome	3346 (61.7%)	302 520 (57.8%)	<0.001	25 (19 to 38)
Audiometry testing	827 (15.3%)	66 555 (12.7%)	<0.001	39 (29 to 63)
Visual testing	2461 (45.4%)	227 948 (43.5%)	0.006	54 (31 to 200)
Suspected neurocognitive disorder	1397 (25.8%)	113 181 (21.6%)	<0.001	24 (19 to 33)

Significant p values are emphasized in bold font.

ACS, antenatal corticosteroids; NNH, number needed to harm.