Table 3 Associations of registrars’ term of training from univariate and multivariable logistic regression

Registrar term level

 Registrar and practice variables – (registrar round level data)

  Registrar Full Time or Part Time

Part-time

0.63 (0.54, 0.72)

 < .0001

0.53 (0.46, 0.60)

 < .0001

0.66 (0.57, 0.77)

 < .0001

0.55 (0.48, 0.64)

 < .0001

  Qualified as doctor in Australia

Yes

0.90 (0.82, 1.00)

0.0501

0.96 (0.87, 1.05)

0.3293

0.90 (0.79, 1.02)

0.0926

0.99 (0.88, 1.11)

0.8493

  Registrar age

0.98 (0.98, 0.99)

 < .0001

0.99 (0.98, 1.00)

0.0002

0.98 (0.97, 0.99)

 < .0001

0.99 (0.99, 1.00)

0.0172

  Practice size

Small

1.32 (1.15, 1.51)

 < .0001

1.03 (0.91, 1.18)

0.6157

1.22 (1.06, 1.41)

0.0071

0.94 (0.81, 1.08)

0.3938

  Practice routinely bulk bills

Yes

1.30 (1.13, 1.50)

0.0003

1.22 (1.06, 1.41)

0.0046

0.86 (0.72, 1.03)

0.0999

0.95 (0.80, 1.13)

0.5884

  Rurality

Inner regional

1.05 (0.93, 1.18)

0.4021

0.98 (0.88, 1.10)

0.7505

1.30 (1.09, 1.55)

0.0041

1.09 (0.92, 1.29)

0.3009

  Referent: Major City

Outer regional/remote/ very remote

1.46 (1.24, 1.70)

 < .0001

1.30 (1.12, 1.50)

0.0005

1.69 (1.32, 2.16)

 < .0001

1.31 (1.03, 1.65)

0.0251

  Geographic region

Subregion 2

1.09 (0.93, 1.28)

0.2814

1.20 (1.04, 1.38)

0.0146

0.92 (0.75, 1.13)

0.4421

1.02 (0.85, 1.24)

0.8068

  Referent: Subregion 1

Subregion 3

0.95 (0.85, 1.05)

0.2988

0.94 (0.85, 1.03)

0.1767

0.69 (0.59, 0.81)

 < .0001

0.74 (0.64, 0.86)

 < .0001

Subregion 4

1.04 (0.96, 1.13)

0.3518

1.02 (0.94, 1.09)

0.6779

1.20 (1.05, 1.37)

0.0070

0.95 (0.84, 1.07)

0.4112

Subregion 5

3.96 (2.37, 6.63)

 < .0001

3.85 (2.29, 6.47)

 < .0001

2.78 (1.50, 5.16)

0.0012

2.86 (1.51, 5.40)

0.0012

Subregion 6

2.48 (2.13, 2.88)

 < .0001

2.14 (1.86, 2.46)

 < .0001

3.01 (2.47, 3.66)

 < .0001

2.20 (1.82, 2.66)

 < .0001

  Socioeconomic Index for Area-IRSD index

0.94 (0.92, 0.96)

 < .0001

0.97 (0.95, 0.99)

0.0055

0.95 (0.92, 0.97)

 < .0001

0.98 (0.95, 1.00)

0.1005

Encounter Level

 Patient variables (adjusted for above registrar and practice variable)

  Patient age group

0–14

0.99 (0.95, 1.03)

0.5991

1.04 (0.99, 1.09)

0.0922

0.98 (0.93, 1.03)

0.3893

1.05 (1.00, 1.10)

0.0460

  Referent: 15–34

35–64

1.04 (1.00, 1.07)

0.0449

1.04 (1.00, 1.08)

0.0318

1.04 (1.00, 1.08)

0.0292

1.04 (1.00, 1.08)

0.0448

65 + 

1.01 (0.95, 1.07)

0.8184

1.03 (0.97, 1.10)

0.3104

1.00 (0.93, 1.06)

0.9020

1.00 (0.94, 1.07)

0.8999

  Non-English speaking background

Yes

1.47 (1.31, 1.66)

 < .0001

1.23 (1.09, 1.38)

0.0008

1.24 (1.10, 1.40)

0.0004

1.18 (1.04, 1.33)

0.0094

  Patient/practice status

New to registrar

1.42 (1.35, 1.48)

 < .0001

0.96 (0.91, 1.00)

0.0778

1.48 (1.41, 1.55)

 < .0001

0.96 (0.91, 1.01)

0.1297

  Referent: Existing patient

New to practice

1.38 (1.28, 1.47)

 < .0001

0.95 (0.88, 1.02)

0.1348

1.34 (1.25, 1.44)

 < .0001

0.90 (0.83, 0.96)

0.0032

 Consultation variables (adjusted for above registrar, practice and patient variables) – (consultation level data)

  Chronic problem

Yes

0.96 (0.93, 1.00)

0.0360

0.98 (0.94, 1.01)

0.1822

0.88 (0.85, 0.92)

 < .0001

0.96 (0.92, 0.99)

0.0111

  Sought help any source

Yes

2.23 (2.10, 2.36)

 < .0001

1.40 (1.32, 1.48)

 < .0001

2.04 (1.91, 2.18)

 < .0001

1.35 (1.27, 1.44)

 < .0001

  Consultation duration

1.02 (1.02, 1.03)

 < .0001

1.01 (1.01, 1.01)

 < .0001

1.02 (1.02, 1.02)

 < .0001

1.01 (1.01, 1.01)

 < .0001

  Number of problems

1.07 (1.05, 1.10)

 < .0001

0.99 (0.96, 1.01)

0.2469

1.02 (0.99, 1.05)

0.2421

0.96 (0.93, 0.98)

0.0020

 Consultation outcome variables (adjusted for above registrar, practice, patient and consultation variables) – (consultation level data)

  Imaging ordered

Yes

1.12 (1.08, 1.16)

 < .0001

1.06 (1.02, 1.10)

0.0014

0.94 (0.90, 0.98)

0.0056

0.99 (0.95, 1.04)

0.7528

  Pathology ordered

Yes

1.06 (1.03, 1.09)

0.0003

1.01 (0.98, 1.04)

0.3635

0.89 (0.86, 0.92)

 < .0001

1.00 (0.96, 1.03)

0.9393

  Learning goals^a generated

Yes

2.18 (2.04, 2.32)

 < .0001

1.45 (1.36, 1.53)

 < .0001

1.83 (1.70, 1.97)

 < .0001

1.36 (1.27, 1.45)

 < .0001

  Follow-up ordered

Yes

1.10 (1.05, 1.16)

 < .0001

1.03 (0.98, 1.07)

0.2299

0.94 (0.89, 1.00)

0.0467

0.94 (0.89, 0.99)

0.0172

  Medication prescribed

Yes

1.08 (1.04, 1.11)

 < .0001

0.97 (0.94, 1.00)

0.0546

1.03 (1.00, 1.07)

0.0758

0.98 (0.95, 1.01)

0.2019

  Procedure performed

Yes

1.14 (1.08, 1.20)

 < .0001

0.84 (0.80, 0.89)

 < .0001

1.13 (1.07, 1.20)

 < .0001

0.87 (0.82, 0.92)

 < .0001