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Table 2 Mean ± standard deviation normalized RMS values for both groups during each movement phase throughout the experimentation

From: Short term modulation of trunk neuromuscular responses following spinal manipulation: a control group study

Phases

Level

Time

Experimental group (n=30)

Control group (n=30)

Quiet Standing

L2

Baseline

0.367

± 0.120

0.367

± 0.116

Post SMT

0.379

± 0.125

0.371

± 0.122

Post SMT 5 min

0.367

± 0.131

0.362

± 0.121

Post SMT 30 min

0.376

± 0.125

0.400

± 0.124

L5

Baseline

0.321

± 0.115

0.340

± 0.153

Post SMT

0.319

± 0.108

0.352

± 0.161

Post SMT 5 min

0.313

± 0.114

0.344

± 0.162

Post SMT 30 min

0.321

± 0.134

0.356

± 0.183

Flexion

L2

Baseline

0.577

± 0.190

0.587

± 0.168

Post SMT

0.558

± 0.193

0.575

± 0.185

Post SMT 5 min

0.560

± 0.171

0.573

± 0.163

Post SMT 30 min

0.554

± 0.179

0.620

± 0.183

L5

Baseline

0.601

± 0.150

0.578

± 0.151

Post SMT

0.559

± 0.119

0.589

± 0.172

Post SMT 5 min

0.584

± 0.162

0.617

± 0.249

Post SMT 30 min

0.590

± 0.141

0.590

± 0.166

Full flexion

L2

Baseline

0.413

± 0.256

0.477

± 0.251

Post SMT

0.410

± 0.271

0.449

± 0.267

Post SMT 5 min

0.377

± 0.252

0.434

± 0.228

Post SMT 30 min

0.393

± 0.254

0.513

± 0.276

L5

Baseline

0.423

± 0.261

0.428

± 0.278

Post SMT

0.376

± 0.238

0.406

± 0.277

Post SMT 5 min

0.377

± 0.246

0.403

± 0.272

Post SMT 30 min

0.412

± 0.252

0.449

± 0.263

Extension

L2

Baseline

0.986

± 0.056

1.003

± 0.085

Post SMT

0.975

± 0.097

0.991

± 0.130

Post SMT 5 min

0.977

± 0.099

0.990

± 0.125

Post SMT 30 min

1.005

± 0.116

1.040

± 0.180

L5

Baseline

0.995

± 0.062

0.997

± 0.094

Post SMT

0.940

± 0.092

1.009

± 0.180

Post SMT 5 min

0.940

± 0.100

1.004

± 0.181

  

Post SMT 30 min

0.974

± 0.14

0.99

± 0.180