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. Author manuscript; available in PMC: 2010 Sep 29.
Published in final edited form as: J Am Dent Assoc. 2010 Mar;141(3):307–318. doi: 10.14219/jada.archive.2010.0165

TABLE 5.

Factors significantly relating to presence of dental conditions as determined by logistic regressions controlling for background characteristics.

DENTAL
CONDITION
CHARACTERISTIC, IN ODDS RATIOS (95% CONFIDENCE INTERVALS)
Female Sex Age in Years Route of Administration* Methamphetamine Use

Intravenous Nasal Lifetime years
of use
Days of use in
past 30 days

As Reported by
Participant
Toothache (n = 212) 1.54 (0.9-2.62) 1.04 (0.99-1.08) 1.08 (0.56-2.1) 0.59 (0.29-1.21) 0.95 (0.74-1.21) 1.43 (0.99-2.07)§
Swollen, inflamed and/or
bleeding gums (n = 102)
0.96 (0.57-1.6) 1.02 (0.98-1.07) 1.49 (0.8-2.76) 1.35 (0.67-2.70) 1.15 (0.92-1.43) 0.94 (0.70-1.27)
Broken or loose teeth
(n = 159)
0.74 (0.45-1.21) 1.05 (1-1.09) 1.6 (0.87-2.94) 1.02 (0.51-2.0) 0.88 (0.70-1.09) 1.26 (0.94-1.69)
Problems with cap,
restoration or other
prosthesis (n = 81)
1.65 (0.93-2.91)§ 1.02 (0.98-1.07) 1.65 (0.86-3.16) 1.15 (0.54-2.43) 1.16 (0.92-1.47) 1.22 (0.90-1.65)
Cosmetic problems
(n = 115)
1.17 (0.71-1.95) 1.03 (0.99-1.08)§ 1.95 (1.06-3.56) 1.52 (0.77-2.99) 0.96 (0.77-1.19) 1.15 (0.86-1.53)
Temporomandibular
joint disorders (n = 39)
3.43 (1.44-8.2) 1 (0.95-1.06) 0.97 (0.4-2.37) 1.29 (0.5-3.34) 1.06 (0.78-1.44) 1.15 (0.77-1.71)
Tooth grinding or
enamel erosion (n = 92)
1.43 (0.84-2.45) 0.98 (0.94-1.03) 1.49 (0.79-2.79) 1.36 (0.66-2.79) 1.23 (0.97-1.56)§ 1.13 (0.84-1.52)

As Assessed by
Physician
Abnormal mouth
condition (n = 13)
0.27 (0.08-0.95) 1.08 (0.98-1.2) 0.83 (0.16-4.31) 2.07 (0.56-7.63) 0.88 (0.54-1.42) 0.98 (0.52-1.87)
Abnormal dental
condition (n = 93)
0.45 (0.26-0.77) 1.07 (1.02-1.12) 1.72 (0.9-3.31) 1.03 (0.49-2.14) 0.94 (0.75-1.19) 1.2 (0.89-1.62)
Dentures (n = 40) 2.22 (1.01-4.88) 1.06 (0.99-1.12)§ 0.79 (0.31-2.01) 1.48 (0.60-3.63) 1.28 (0.96-1.72)§ 0.82 (0.52-1.28)
Missing teeth (n = 180) 1.28 (0.76-2.18) 1.08 (1.04-1.13) 2.47 (1.26-4.83) 1.31 (0.63-2.73) 1.03 (0.81-1.30) 1.42 (1.02-1.99)
*

Compared with those who smoked methamphetamine.

Odds ratios are for an additional five years of use.

Odds ratios are for an additional 10 days of use.

§

Statistically significant at the α = .10 level.

Statistically significant at the α = .05 level.