[Retracted] An Application for Measuring and Analyzing the Level of Performance Accuracy for Health Services Quality Indicators by Using Six-Sigma: A Study Case of Government Hospitals in Khartoum State

Table 3

Respondents’ age according to the study sample.

Age	No.	Frequency (%)
30–20	76	25
40–31	80	27
50–41	144	48
Total	300	100

Source: prepared by the researchers by using SPSS 26.