References
proprioceptive neuromuscular facilitation
Enrollment. Stages of the study. PNF, proprioceptive neuromuscular facilitation stretching; FR, foam rolling.Intervention protocol and data collection. (Shows the descriptive characteristics of the initial sample and group homogeneity. Initial descriptive statistics.Abbreviations: PNF, proprioceptive neuromuscular facilitation Stretching; FR, foam rolling.Hamstring flexibility. Intra-group analysis.Abbreviations: SD, standard deviation; ES, effect size; CI, confidence interval; SR-0, baseline assessment; SR-1, during intervention; SR-2, end of intervention; PNF, proprioceptive neuromuscular facilitation stretching; FR, foam rolling.Hamstring flexibility. Inter-group analysis.Abbreviations: SR, modified sit-and-reach test; SR-0, Baseline assessment; SR-1, During intervention; SR-2, End of intervention; PNF, Proprioceptive Neuromuscular Facilitation Stretching; FR, foam rolling.