Table 4

- Comparisons by exposure to smoking groups.

Variables	Exposure to smoking				P-value
	None (n=213)	Mother (n=35)	Father (n=197)	Both (n=73)
	n (%)
Cough
No	187 (87.8)	22 (62.9)	149 (75.6)	40 (54.8)	<0.001*
Yes	26 (12.2)^{^†}	13 (37.1)^{‡, §}	48 (24.4)^‡	33 (45.2)^§	<0.001*
Laryngospasm
No	213 (100.0)	31 (88.6)	187 (94.9)	61 (83.6)	<0.001*
Yes	0 (0.0)^{^†}	4 (11.4)^‡,§	10 (5.1)^‡	12 (16.4)^§	<0.001*
Saturation
>90%	210 (98.6)	29 (82.9)	183 (92.9)	56 (76.7)	<0.001*
<90%	3 (1.4)^{^†}	6 (17.1)^‡,§	14 (7.1)^‡	17 (23.3)^§	<0.001*
Lidocaine need
No	198 (93.0)	25 (71.4)	154 (78.2)	42 (57.5)	<0.001*
Yes	15 (7.0)^{^†}	10 (28.6)^‡,§	43 (21.8)^‡	31 (42.5)^§	<0.001*

↵^†,‡,§indicates the difference between exposures in each category, *significant difference (p<0.05)