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Table 5 Meta-regression analysis

From: Evidence of past dental visits and incidence of head and neck cancers: a systematic review and meta-analysis

Moderator

Coefficient

Standard error

95% CI

P value

Never/≤ 6 months, > 6 months

Reference

   

Never, < once a year, ≥ once a year

− 0.4954

0.3363

− 1.1545–0.1637

0.1407

Never, < every 5 years, every 2–5 years, at least every year

− 0.4048

0.3632

− 1.1167–0.3072

0.2651

Never, yes

− 0.5807

0.3370

− 1.3195–0.1581

0.1234

Special dental care

− 0.8194

0.5741

− 1.9447–0.3059

0.1535

Only in pain, no visits

− 0.8008

0.5776

− 1.9329–0.3312

0.1656

1–2 visits a year, 3–5 visits a year

− 0.8132

0.5569

− 1.9046–0.2782

0.1442

  1. R2 analog = 0.00, test of the model: P = 0.6316