
Figure 1
Summary of the relationships between the referral process, RTHC program interventions, and study outcomes.

Figure 2
Inclusion criteria and patient counts. HRAECS = Hospital Regional de la Alta Especialidad Ciudad Salud.
Table 1
Summary of matching results.
| COVARIATES | ALL ELIGIBLE CONTROLS (N = 4470) | MATCHED | |
|---|---|---|---|
| CONTROL (N = 182) | TREATMENT (N = 91) | ||
| Specialty Referred To | |||
| Oncology | 16.2% | 33.5% | 39.6% |
| Internal Medicine | 29.2% | 21.4% | 20.9% |
| Other Surgical Subspecialties | 11.8% | 17.0% | 16.5% |
| General Surgery | 8.9% | 7.7% | 7.7% |
| Neurosurgery | 6.0% | 10.4% | 4.4% |
| Urology | 10.1% | 3.3% | 4.4% |
| Gynecology | 4.7% | 1.7% | 2.2% |
| Neurology | 4.6% | 2.8% | 2.2% |
| Hematology | 0.0% | 0.0% | 1.1% |
| Trauma | 6.7% | 2.2% | 1.1% |
| Sex | |||
| Female | 58.7% | 47.8% | 51.7% |
| Male | 41.3% | 52.2% | 48.4% |
| Age | |||
| Mean Age in Years (Range) | 49.9 | 51.9 (16–89) | 51.4 (20–86) |
| Level of Referring Hospital | |||
| Primary | 36.1% | 41.2% | 47.3% |
| Secondary | 49.7% | 24.2% | 13.2% |
| Tertiary | 1.4% | 1.1% | 1.1% |
| Unknown | 12.8% | 33.5% | 38.5% |
| Municipality | |||
| Ángel Albino Corzo | 1.2% | 24.7% | 35.2% |
| Siltepec | 7.8% | 41.8% | 26.4% |
| La Concordia | 1.3% | 18.1% | 17.6% |
| Montecristo de Guerrero | 0.4% | 8.8% | 12.1% |
| Capitán Luis Ángel Vidal | 0.0% | 0.6% | 1.1% |
| Chiapa de Corzo | 1.6% | 1.1% | 1.1% |
| Chicomuselo | 2.8% | 0.0% | 1.1% |
| Escuintla | 9.1% | 0.6% | 1.1% |
| Motozintla | 24.9% | 1.7% | 1.1% |
| Pijijiapan | 33.0% | 2.8% | 1.1% |
| Tuxtla Gutiérrez | 16.3% | 0.0% | 1.1% |
| Villa Corzo | 1.5% | 0.0% | 1.1% |
Table 2
Summary of study outcomes.
| OUTCOME | RTHC GROUP (TREATMENT) | MATCHED GROUP (CONTROL) | ODDS RATIO | 95% CI |
|---|---|---|---|---|
| 1.1: Any referral accepted | 99% (90/91) | 82% (149/182) | 17.42 | 3.68 – 414.16 |
| 1.2: Any appointment attended | 88% (80/91) | 57% (103/182) | 5.49 | 2.93 – 11.60 |
| 2.1: First-time referral accepted | 91% (83/91) | 79% (143/182) | 2.78 | 1.29 – 6.73 |
| 2.2: Attendance rate for accepted patients | 89% (80/90) | 67% (100/149) | 3.86 | 1.90 – 8.57 |
