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. 2018 Dec 3;18:1329. doi: 10.1186/s12889-018-6264-1

Table 5.

Results of ordinal regression of the error score

Variables Odds Ratio Std. Error P > │z│
Study group
 Pre-intervention Ref.
 Online intervention 0.283** 0.034 0.000
 Online and training intervention 0.151** 0.019 0.000
Online and training versus online intervention+ 0.535** 0.048 0.000
Attributes of the deceased
Age group (years) 1.009** 0.002 0.000
Sex
 Male Ref.
 Female 0.969 0.077 0.673
Cause of death (GBD categories)
 Ill-defined (unusable and insufficiently specified) causes of death Ref.
 Communicable diseases 0.181** 0.036 0.000
 Non-communicable diseases 0.120** 0.024 0.000
 External causes 0.486* 0.138 0.011
Attributes of the certifier Odds Ratio Std. Error P > │z│
Doctor’s seniority (years)
 0–5 Ref.
 6–10 0.825 0.151 0.295
 11–15 0.591** 0.109 0.004
 16–20 0.967 0.187 0.864
 21–25 0.713 0.143 0.091
 26–30 0.783 0.160 0.231
  > 30 0.782 0.154 0.210
Doctor’s speciality
 General medicine Ref.
 Internal medicine 1.134 0.133 0.285
 Pediatrics & neonatology 0.877 0.190 0.544
 Intensive care medicine 1.495* 0.250 0.016
 Pneumology 0.725 0.189 0.217
 Oncology 0.753 0.263 0.417
 Emergency 2.023** 0.340 0.000
 General surgery 1.057 0.260 0.822
 Others 1.154 0.185 0.370
Level of health facility
 I (health centre) Ref.
 II (hospital) 0.670 0.216 0.214
 III (specialised hospital) 0.757 0.246 0.391

* p < 0.05 ** p < 0.01

+This result used “online intervention” as the reference category; all regression results for other variables were the same as when reference category is “pre-intervention”

Ref. Reference category