Table 3.

Characteristics of the injuries

Activity during the injury (n = 789)
Operation	n = 189	24.0%
Cleaning activity	n = 156	19.8%
Blood collection	n = 147	18.6%
Subcutaneous injection	n = 97	12.3%
Positioning of intravenous cannula	n = 4	6.8%
Others	n = 146	18.5%
Part of the body injured (n = 814)
Finger	n = 726	89.2%
Digit I	n = 203	28.0%
Digit II	n = 301	41.6%
Digit III	n = 123	18.5%
Digit IV	n = 55	7.6%
Digit V	n = 31	4.3%
Palm	n = 53	6.5%
Forearm	n = 15	1.8%
Back of the hands	n = 8	1.0%
Belly	n = 3	0.4%
Leg	n = 5	0.6%
Foot	n = 4	0.5%
Site of injury (n = 800)
Left body half	n = 480	60.0%
Right body half	n = 318	39.8%
Central	n = 2	0.3%
Injuring instrument (n = 798)
Injection needle	n = 394	49.4%
Hypodermic needle	n = 115	14.4%
Intravenous cannula	n = 69	8.6%
Scalpel	n = 63	7.9%
Butterfly cannula	n = 55	6.9%
Lancet	n = 32	4.0%
Portacath cannula	n = 12	1.5%
Others	n = 58	7.3%
Distribution of injuries throughout the month (n = 840)
1st to 5th day	n = 136	16.2%
6th to 10th day	n = 132	15.7%
11th to 15th day	n = 147	17.5%
16th to 20th day	n = 135	16.1%
21st to 25th day	n = 133	15.8%
26th day to end of the month	n = 157	18.7%
Distribution of injuries throughout the week (n = 840)
Monday	n = 166	19.8%
Tuesday	n = 149	17.7%
Wednesday	n = 151	18,0%
Thursday	n = 161	19.2%
Friday	n = 113	13.5%
Saturday	n = 45	5.4%
Sunday	n = 55	6.5%
Distribution of injuries by time (n = 832)
00:00–05:59 a.m.	n = 15	1.8%
06:00–08:59 a.m.	n = 158	19.0%
09:00–11:59 a.m.	n = 259	31.1%
12:00–02:59 p.m.	n = 193	23.2%
03:00–05:59 p.m.	n = 109	13.1%
06:00–11:59 p.m.	n = 98	11.8%
Distribution of injuries by working hours since the beginning of the working shift (n = 725)
0–01:59	n = 180	24.8%
2–03:59	n = 170	23.5%
4–05:59	n = 168	23.2%
6–07:59	n = 122	16.8%
8–09:59	n = 57	7.9%
10–11:59	n = 11	1.5%
≥12 working hours	n = 17	2.3%

Not all information was available for all data sets (n = 840)