Verbal descriptors for Griffiths score bands (standard score ranges, M100, SD15) | |||||||
---|---|---|---|---|---|---|---|
Very low | Low | Low average | Average | High average | High | Very high | |
Griffiths scale | (<70) | (70–79) | (80–89) | (90–109) | (110–119) | (120–129) | (>129) |
Total scale (GQ) | <75 | 75–82 | 83–91 | 92–108 | 109–116 | 117–125 | >125 |
Locomotor development | <68 | 69–78 | 79–88 | 89–110 | 111–121 | 122–132 | >132 |
Personal–social development | <68 | 69–78 | 79–88 | 89–110 | 111–121 | 122–132 | >132 |
Hearing and speech | <64 | 64–75 | 76–87 | 88–110 | 111–122 | 123–134 | >134 |
Hand and eye coordination | <69 | 69–79 | 80–89 | 90–110 | 111–120 | 121–131 | >131 |
Performance tests | <65 | 65–76 | 77–87 | 88–110 | 111–122 | 123–133 | >133 |
Practical reasoning | <65 | 65–75 | 76–87 | 88–110 | 111–122 | 123–133 | >133 |