Does a New Modification of the Two-Step Injection Technique for Inferior Alveolar Nerve Block Reduce Pain Compared to the Conventional Technique? A Randomized Clinical Trial

Table 2

Pain score in individual’s variables.

				Injection techniques
Variables		Total	p-Value	Conventional technique	Two-step technique	p-Value
Sex (mean)^a	Male	2.19	0.579	3.88	0.50	<0.001
	Female	2.63		4.75	0.50	<0.001
Age range (mean)^a	20–29	1.57	0.371	4.50	0.40	0.011
	30–39	2.80		4.63	0.71	<0.001
	40–49	2.40		3.83	0.25	<0.001
Education (mean)^a	Bachelor’s degree and below	1.86	0.683	4.33	0.0	0.001
	Master’s degree	2.71		4.10	0.71	<0.001
	PhD and above	2.25		5.00	0.60	0.001
Heart rate (r)^b		−0.12	0.503	−0.11	−0.38	–
Systolic blood pressure (r)^b		−0.11	0.556	−0.34	−0.43	–
Diastolic blood pressure (r)^b		−0.06	0.767	−0.31	−0.57^c	–
Respiratory rate (r)^b		0.30	0.102	0.25	−0.08	–
GHQ-28 score (r)^b		0.06	0.727	−0.09	−0.06	–

^aIndependent t-test. ^bPearson correlation test. ^cSignificant p-value <0.05.