Evaluation of the Efficacy of Stem Cell Therapy in Ovariectomized Osteoporotic Rats Based on Micro-CT and Dual-Energy X-Ray Absorptiometry: A Systematic Review and Meta-Analysis

Table 2

The Newcastle-Ottawa Scale (NOS) for assessing the quality of non-RCTs.

Study	Selection	Comparability	Outcomes	Total scores (maximum 9)
Uejima et al. [21]	3	1	2	6
Sadat-Ali et al. [17]	3	1	2	6
Aglan et al. [19]	3	2	2	7