Table 2 Categorization and coding of handwriting characteristics along selected variables
From: Forensic examination of effects of rheumatoid arthritis on handwriting characteristics
S. No. | Handwriting characteristics | Code | Codes along variables | Categorization of characteristics | |
|---|---|---|---|---|---|
Category 1 (0) | Category 2 (1) | ||||
1. | Rhythm | RM | RM_OH/RM_AH | 0 = Smooth | 1 = Deteriorated |
2. | Tremors | TM | TM_OH/TM_AH | 0 = Absent | 1 = Present |
3. | Pen lifts | PN | PN_OH/PN_AH | 0 = Absent | 1 = Present |
4. | Retouching/overwriting | RO | RO_OH/RO_AH | 0 = Absent | 1 = Present |
5. | Letter formation | DL | DL_OH/DL_AH | 0 = Absent | 1 = Present |
6. | Overall writing speed | WS | WS_OH/WS_AH | 0 = Fast | 1 = Slow |
7. | Omission of letters/parts | OM | OM_OH/OM_AH | 0 = Absent | 1 = Present |
8. | Simplification/abbreviation | SM | SM_OH/SM_AH | 0 = Absent | 1 = Present |
9. | Initial and terminal strokes | IT | IT_OH/IT_AH | 0 = Tapered | 1 = Tremulous/blunt |
10. | Connecting strokes | NC | NC_OH/NC_AH | 0 = Smooth/curved | 1 = Tremulous/angular |
11. | Overall size | SI | SI_OH/SI_AH | 0 = Constant | 1 = Increase/decrease |
12. | Slant | SL | SL_OH/SL_AH | 0 = Vertical/forward/backward/mixed | 1 = Variation |
13. | Spacing | SP | SP_OH/SP_AH | 0 = Narrow/wide/constant | 1 = Variation |
14. | Alignment | AG | AG_OH/AG_AH | 0 = Horizontal/uphill/downhill/mixed | 1 = Variation |
Variables | |||||
 1. | Pre-condition (before RA) | OH | |||
 2. | Post-condition (after RA) | AH | |||