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. 2023 Jul 28;23:529. doi: 10.1186/s12903-023-03238-x

Table 2.

The comparison between the groups in terms of media use characteristics, parafunctional oral habits, and oral health parameters

Low problematic media use (n = 51) Moderate-high problematic media use (n = 102) P—value
PMUM-SF score 1.2 (1.1–1.4) 2.4 (1.9–3.0)  < 0.001a
Using media devices
 Television 68.6 67.6 0.902b
 Smart phone 54.9 74.5 0.014b
 Tablet 29.4 46.1 0.048b
 Computer 11.8 25.5 0.049b
 PlayStation 5.9 5.9 1.00b
parafunctional oral habits
 Thumb-sucking 0.0 3.9 0.302b
 Lip sucking or biting 11.8 21.6 0.139b
 Gnashing teeth 27.5 30.4 0.707b
 Biting nail 15.7 21.6 0.388b
 Object sucking or biting 11.8 30.4 0.011b
Having at least one parafunctional oral habit 25 (49.0) 63 (61.8) 0.133b
Number of parafunctional oral habits 1 (1–1.5) 1 (1–2) 0.053a
 1 habit 76.0 54.0 0.057b
  ≥ 2 habits 24.0 46.0
Plaque index score 1.1 (0.7–1.5) 1.3 (0.8–1.9) 0.042a
 Excellent 0.0 0.0 0.095b
 Good 47.1 33.3
 Fair 43.1 44.1
 Poor 9.8 22.5
Oral hygiene
 Good 47.1 33.3 0.099b
 Fair-poor 52.9 66.7
Gingival index score 0.8 (0.4–1.2) 1.1 (0.6–1.7) 0.012a
 Free of gingivitis 0.0 0.0 0.036b
 Mild gingivitis 68.6 51.0
 Moderate gingivitis 29.4 36.3
 Severe gingivitis 2.0 12.7
Gingivitis
 Mild (68.6) 51.0 0.038b
 Moderate-severe (31.4) 49.0
ICDAS max score 5 (4.5–6) 5.5 (5–6) 0.029a
 Initial lesions 11.8 3.9 0.052
 Moderate lesions 13.7 6.9
 Extensive lesions 74.5 89.2
Caries
 Initial 11.8 3.9 0.085
 Moderate-extensive 88.2 96.1
DMFT 0 (0–1) 1 (0–2) 0.018a
 Absence of decayed/filled/missing 66.7 48.0 0.029b
 Presence of decayed/filled/missing 33.3 52.0
DMFS 0 (0–1) 1 (0–3) 0.013a
 Absence of decayed/filled 66.7 48.0 0.029b
 Presence of decayed/filled 33.3 52.0
dmft 4 (1–6.5) 4 (2–6) 0.523a
dmfs 11 (2–19) 9.5 (3–17) 0.592a

PMUM-SF Problematic media use measure-short form, ICDAS The international caries detection and assessment system, D/d decay, M/m Missing, F/f Filling, t/T Teeth, s/S Surface. Showing only the percentage of findings

acomparison of medians, the Mann–Whitney U test

bcomparison of percentages, the Chi Square test