Table 6 Chi-square test and regression analysis for question related to anxiety toward attending the dental practice, presence of TMD symptoms, and gender, age, and PHQ-4

Consider dental practice at higher risk

0.573

0.418

0.790

COVID-19 increased the fear of attending the dental practice

<0.001

1.98 (1.61–2.41)

<0.001

0.63 (0.51–0.77)

<0.001

1.65 (1.29–2.1)

Feel safe going to the dentist

<0.001

0.67 (0.55–0.82)

0.018

1.28 (1.04–1.57)

<0.001

0.59 (0.47–0.76)

Pain in your jaw, temple, in the ear or in front of the ear on either side before the pandemic

<0.001

1.58 (1.23–2.02)

0.112

0.029

1.37 (1.03–1.82)

Pain in your jaw, temple, in the ear or in front of the ear on either side during the lockdown

<0.001

1.74 (1.37–2.23)

0.062

0.002

1.54 (1.18–2.03)

Jaw joint sound(s) when you opened or closed your jaw, before the pandemic

0.141

<0.001

1.69 (1.3–2.2)

0.008

1.46 (10–1.93)

Jaw joint sound(s) when you opened or closed your jaw, during the lockdown

0.006

1.43 (1.11–1.85)

0.001

1.57 (1.2–2.05)

0.004

1.52 (1.14–2.03)