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CNS System Readiness - Components

CNS System Readiness is indicated by a floating grade from 1.0 to 7.0, where 7.0 is the optimal state.

This System Readiness index represents the state of the brain’s energy level and is composed of three factors (in order of significance):

  1. Stabilization point of DC potential (mV)

  2. Stabilization time (reduces system readiness state of 1.0-7.0, if not optimal)

  3. Curve shape (reduces system readiness state of 1.0-7.0, if not optimal)

Min

Max

Color

6.0

7.0

3.0

6.0

1.0

3.0

Let’s look at all of these three individual factors in more detail.

1. Stabilization point of DC Potential (mV)

The first priority in DC analysis is the stabilization point of DC Potential.

The stabilization values fall under three categories under the following guidelines. Please keep in mind that the real biological differences close the border values of each category are small or insignificant. In other words, an athlete with 18.1 mV and another with 17.9 mV fall under different colour categories but do not necessarily any different biological cost level. In summary, the categorization must be viewed with caution around the category border lines.

Simplified stabilization mv grade

Stabilization Point

Color

18.0 to 40.0mv

40.0 to 56.0mv and 18.0 8.0mv

over 56.0 and under 8.0 mv

2. Stabilization time

The second priority of analysis is to look at the stabilization time. The impact of this factor is always negative, in other words, it will only reduce the overall system readiness state if stabilization time is lower than optimal. Please note that the strength of reduction is dependent on the first priority


(stabilization point), so that if the first factor is optimal, reduction due to slow stabilization time is higher than if first factor is already poor.

Simplified stablization time reductions

Time to Stabilization

Color

Under 2min

2minutes to 4 minutes

4min +

3. Curve Shape

The curve shape is composed of two elements:

  • Difference between measurement start mV and end mV values

  • Smoothness of the curve

The optimal shape of the curve should show a smooth transition from a higher initial value (active wakefulness) to a lower stabilization value (operational rest).

Below you can see a few examples of typical sub-optimal curve shapes. Please refer to the Coach+ application’s in-app guidance for more examples. In these examples the issue causing the need for a

readiness reduction stems from the difference between initial and end values of the curve (in the first example, negative difference and in the second example not enough difference).

We also recognize small “bumps” in the curve shape and apply a small reduction to the overall state in this case. This reduction won’t be significant, however, if all other factors are good.

Simplified curve change mv reductions

Start - End Diff

Color

18.0 to 45.0mv

45.0mv to 55mv or 7.5-18mv

below 7.5mv or more than 55mv

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