Table 2

- Hemodynamic parameters.

Parameters	Exposure to smoking		P-value
	No	Yes
	Mean±SD
HR
Before EGD	98.68±19.06	98.10±16.97	0.719
After EGD	89.33±18.42	87.68±16.65	0.288
w-g TI	p<0.001	p<0.001
RR
Before EGD	21.96±4.96	21.78±4.64	0.675
After EGD	17.24±4.51	17.54±4.28	0.445
w-g TI	p<0.001	p<0.001
TA
Before EGD	75.09±13.85	79.10±13.36	0.001
After EGD	69.45±10.93	71.85±11.07	0.015
w-g TI	p<0.001	p<0.001
Et-CO₂
Before EGD	28.06±5.65	27.75±5.96	0.548
After EGD	29.77±4.39	29.99±4.75	0.598
w-g TI	p<0.001	p<0.001
Lidocaine need, n (%)
Yes	15 (7.0)	84 (27.5)	<0.001*
No	198 (93.0)	221 (72.5)	<0.001*

SD: standard deviation, HR: heart rate, EGD: esophagogastroduodenoscopy, RR: respiratuar rate, TA: mean arterial tension, Et-CO₂=end tidal CO₂, w-g TI: intra-group test statistics, *significant difference (p<0.05)