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Table 5 Characteristics associated with Physicians’ ASD knowledge related to the five sub-scores from each factor and total score based on final Multivariable General Linear Models (GLMs) along with the adjusted means of the five sub-scores from each factor and total score for each level of the independent variables in GLMs

From: Construct validity for the self-reported competency and sub-construct associated characteristics of Romanian physicians in autism spectrum disorder

Factor Variable Name Categories Adjusted Mean Sub-Score (AMS)† Adj. Mean difference* P value**
1 - Knowledge of stigma related to ASD (N = 364)*** City where the clinic is located Bucharest (Reference) 1.93
Brăila 0.29 −1.64 < 0.01
Suçeava 1.98 0.04 0.86
Other 1.44 −0.50 < 0.01
Television as a source of ASD knowledge Yes 1.70 0.34 0.02
No (Reference) 1.38
2 - Knowledge of potential cause (s) for ASD (N = 341) Age of physician at time of survey (years) ≤ 35 years old (Y/O) 2.90 0.72 < 0.01
>  35 Y/O (Reference) 2.18
Average number of patients seen in a day 0–20 2.11 −0.98 0.04
21–40 2.42 −0.68 0.25
≥ 41 (Reference) 3.10
3 - Knowledge of the behavior of children with ASD (N = 350) Age of physician at time of survey (years) ≤ 35 years old (Y/O) 0.37 −0.26 0.02
>  35 Y/O (Reference) 0.64
Type of medical school attended Private 0.57 −0.57 0.03
Public (Reference) 1.02
City where the clinic is located Bucharest (Reference) 0.99
Braila 0.95 0.09 0.84
Suceava 0.30 −0.69 < 0.01
Other 0.94 −0.07 0.61
4 - Knowledge of misconceptions about ASD (N = 377) Television or radio as a source of ASD knowledge Yes 0.51 −0.11 0.09
No (Reference) 0.62
5 - Knowledge of educational needs regarding children with ASD (N = 379) Newspaper as a source of ASD knowledge Yes 1.00 0.06 0.05
No (Reference) 0.94
Total Score (N = 371) Model 1 Ward rotation: Psychiatry Yes 6.40 −0.03 0.92
No (Reference) 6.43
Continuing education as a source of ASD knowledge Yes 6.81 0.78 < 0.01
No (Reference) 6.03
Model 2 Ward rotation: Pediatrics Yes 6.40 −0.15 0.75
No (Reference) 6.55
Continuing education as a source of ASD knowledge Yes 6.86 0.78 < 0.01
No (Reference) 6.08
Model 3 Ward rotation:
Psychiatry and Pediatrics
Yes 6.41 0.03 0.93
No (Reference) 6.39
Continuing education as a source of ASD knowledge Yes 6.79 0.77 < 0.01
No (Reference) 6.01
  1. †Least Squared Means; *Adj. Mean difference from the reference; **H0: Least Square Mean (LSMean) (group 1) = LSMean (group 2); ***Interactive effect of ‘city where the clinic is located’ and ‘television as a source of ASD knowledge’: P < 0.01