Objective: To assess the quality of filling of the modified partograph from WHO at CMC Matam. Methods: This was a retrospective descriptive study by clinical audit (AC), carried out on a sample of obstetric records of parturients who gave birth in the maternity unit of the CMC of Matam from January 1 to December 31, 2020, it consisted of a evaluation of the use of the partograph using an audit sheet prepared for this purpose. The random sampling with one step in ten 1/10 was used for the sampling. The parameters related to the performance of the partograph, the progress of labor (hourly rate, fetal state, materno-fetal outcome.) Were evaluated, the traceability of events related to maternal condition, acts and treatments carried out during labor as well as immediate postpartum surveillance data. Data was collected and analyzed using SPSS 20.0 and MS Excel 2010 software. Results: We retained 470 files. The sample represented 87.45% of all parturients whose monitoring required the opening of a partograph during the study period; its behavior met the standard in more than 87, 41% of cases; The hourly rhythm, and the precise moment of each act were notified and respected in 66.60% of the cases, the progress of the work was correctly notified and respected in 28.72% of the cases; the presentation level and the fetal heart rate were reported and respected in 28.78% and 85.96% respectively; the method of entering into labor was notified and complied with in 95.7% of cases. Conclusion: The modified WHO partograph has some shortcomings in relation to its performance, which can be corrected by supportive supervision.