378 / 879
98
99
100
101
0
50
100
150
200
250
Moyenne par patient du %de points ayant un gamma <
1
Date
ORL P1 IUPESM
0,0
0,4
0,8
1,2
1,6
2,0
2,4
2,8
0
50
100
150
200
250
Date
ORL P1 IUPESM
95
96
97
98
99
100
0
50
100
150
200
250
Moyenneparpatient du%depointsayantun gamma<1
Date
ORL P1 IUPESM
N
°
contrôle
Special cause: TPS : upgrade of the algo. version
Ppk = 1.48
Ppm = 2.45
Ppk = 1.96
Ppm = 2.75
Ppk = 3.30
Ppm = 4.51
42
100
99 98 97 96 95 94 93
LSL
Target
SL
95
arget
100
SL
*
ample Mean 99,289
ample N
250
tDev(Within) 0,660528
tDev(Overall) 0,966656
Process Data
Cp
*
CPL 2,16
CPU *
Cpk 2,16
Pp
*
PPL 1,48
PPU *
Ppk 1,48
Cpm 1,39
Overall Capability
Potential (Within) Capability
PPM < LSL 8000,00
PPM > USL
*
PPM Total
8000,00
bserved Performance
PPM < LSL 0,00
PPM > USL *
PPM Total
0,00
Exp. Within Performance
PPM < LSL 4,56
PPM > USL *
PPM Total
4,56
Exp. Overall Performance
Process Capability of Capa pat 1 à 50
100
99
98
97
96
95
94
LSL
Target
LSL
95
Target
10
USL
*
Sample Mean 99,2293
Sample N
793
StDev(Within) 0,613523
StDev(Overall) 0,719232
Process Data
Cp
*
CPL 2,30
CPU *
Cpk 2,30
Pp
*
PPL 1,96
PPU *
Ppk 1,96
Cpm 1,58
Overall Capability
Potential (Within) Capability
PPM < LSL
2522,07
PPM > USL
*
PPM Total
2522,07
Observed Performance
PPM < LSL 0,00
PPM > USL
*
PPM Total
0,00
Exp. Within Performance
PPM < LSL 0,00
PPM > USL *
PPM Total
0,00
Exp. Overall Performance
Process Capability of Capa pat 51 à 221
100
99
98
97
96
95
LSL
Target
LSL
95
Target
100
USL
*
Sample Mean 99,4909
Sample N
143
S Dev(Within) 0,393317
StDev(Overall) 0,453765
Process Data
Cp
*
CPL 3,81
CPU *
Cpk 3,81
Pp
*
PPL 3,30
PPU *
Ppk 3,30
Cpm 2,44
Overall Capability
Potential (Within) Capability
PPM < LSL
0,00
PPM > USL *
PPM Total
0,00
Observed Performance
PPM < LSL 0,00
PPM > USL *
PPM Total
0,00
Exp. Within Performance
PPM < LSL 0,00
PPM > USL *
PPM Total
0,00
Exp. Overall Performance
Process Capability of Chgt algo
Target
Target
LSL
LSL
LSL
Target
Performance indicators
Control charts
Process under control
Stable or superior
•
In daily practice at ICL
:
< 5% points out of limits
Process under control and
statistically capable
S
pecial cause identified
Performance indicators
•
dispersion
•
mean
-
Head-and-neck treatments -
5. IMRT QC results (portal dosimetry) monitored with SPC
S
TANDARDIZE
Moving-Range (%)
Individual value. (%)
EWMA (%)
03/10/17