“… %Δ, Percent change from pre-test to post-test; BPT, balance training before plyometric training; BW, bodyweight; cm, centimeter; CMJ, counter movement jump; CSTS, core strength training on stable surface; CSTU, core strength training on unstable surface; EE, elbow extension; EF, elbow flexor; ET, elastic tubing; Ex, exercises; FFM, fat free mass; Freq, frequency; FW, free weight; Int, intensity; Isok, isokinetic; Isom, isometric; Isot, isotonic; KE, knee extension; KF, knee flexion; kg, kilogram; m, meter; Med, Medicine; Mod, moderate; MVIC, maximal voluntary isometric contraction; N, number of participants; PBT, plyometric training before balance training; PE, physical education students; PHV, peak height velocity; Post, post-test; Power, power measures; Pre, pre-test; PT, peak torque; Reps, repetitions; RM, repetition maximum; RPE, rating of perceived exertion; s, second; SD, standard deviation; Strength, strength measures; T, trained youth; TMS, trunk muscle strength; Tr, training status; U, untrained youth; Var, varied; Wks, weeks . Additional Citations for Table 2A are found in the text reference list (Hettinger, 1958; Funato et al, 1986; Sewall and Micheli, 1986; Weltman et al, 1986; Blimkie, 1989; Ozmun et al, 1994; DeRenne et al, 1996; Gorostiaga et al, 1999; Sadres et al, 2001; Flanagan et al, 2002; Pikosky et al, 2002; Tsolakis et al, 2004; Drinkwater et al, 2005; Benson et al, 2007; Faigenbaum et al, 2007a, 2014, 2015; Channell and Barfield, 2008; Rhea et al, 2008; Teng et al, 2008; Chelly et al, 2009; Dorgo et al, 2009; Lubans et al, 2010; Velez et al, 2010; Wong et al, 2010; Ebada, 2011; Granacher et al, 2011a,b, 2014, 2015; Ignjatovic et al, 2011; Muehlbauer et al, 2012; Santos and Janeira, 2012; Moore et al, 2013; Moraes et al, 2013; Sander et al, 2013; Coskun and Sahin, 2014; Ferrete et al, 2014; Pesta et al, 2014; Piazza et al, 2014; Dalamitros et al, 2015; Gonzalez-Badillo et al, 2015; dos Santos Cunha et al, 2015; Sarabia et al, 2015; Tran et al, 2015; Eather et al, 2016; Harries et al, 2016; Lloyd et al, 2016; Negra et al, 2016; Prieske et al, 2016; Rodriguez-Rosell et al, …”