Table 4

Cox-proportional hazard models predicting retention into RoS schemes in South Africa for medicine and other programmes (2001–2023)

CharacteristicsMedicineProgrammes other than medicine
nTime at risk (PY)HR (95% CI)P valuenTime at risk (PY)HR (95% CI)P value
Age 10*4861936.70.3 (−0.6 to 0.03)0.0782831536.90.1 (−0.3 to 0.6)0.544
Race; n (%)
 African4531805.4refref2621406.3Refref
 Mixed race26116.50.7 (0.4 to 1.3)0.258530.00.4 (0.1 to 2.6)0.311
 White1136.71.1 (0.5 to 2.2)0.7951165.80.6 (0.2 to 1.8)0.330
 Indian57.01.6 (0.5 to 4.9)0.448120.83.0 (0 to .)1.000
Medicine
 Cuba83348.7refref
 South Africa4131617.92.6 (1.6 to 4.0)<0.0001
Other programmes
 Dentistry50358.0ref
 Pharmacy141695.91.6 (0.9 to 2.7)0.079
 Physiotherapy37190.91.6 (0.8 to 3.0)0.185
 Occupational therapy40234.41.1 (0.5 to 2.1)0.882
 Speech therapy and/or audiology1761.52.0 (0.9 to 4.2)0.083
  • *Ten-year increase in age of completion, coefficient used and not HR.

  • HR, Hazard Ratio; PY, person-year.