| Population
(P) |
√
Soccer players of any age, sex, and competitive level √ Healthy and
able to participate in training √ No major injury or illness |
×
Athletes from other sports × Injured or rehabilitating players ×
Studies with outcomes not directly relevant to soccer performance |
| Intervention
(I) |
√
Structured training interventions (e.g., CBT, PT, FT, HIIT, RST, SSG, STG,
TST) √ Clearly defined training protocol (frequency, duration) |
×
Non-training interventions (e.g., nutrition, medication, rehabilitation)
× Unclear or poorly described intervention |
| Comparator
(C) |
√
Other training modalities or control condition √ Traditional soccer
training (TST) allowed as control |
×
No comparator or single-arm studies × Studies without baseline or
post-test data |
| Outcome(O) |
√
CMJ performance (e.g., CMJ height) √ Quantitative data (mean and
SD available) √ Post-intervention outcomes reported |
×
No CMJ outcome reported × Invalid or incomplete CMJ data ×
Outcomes not related to explosive performance |
| Study
design (S) |
√
RCTs √ Published in English |
×
Non-RCT designs (observational, cohort, case-control) × Reviews,
meta-analyses, conference abstracts × Non-English articles |