Research Article
Appraisal of Periodontal Condition amongst Leather Manufacturing Plant Workers in Central India: A Prevalence Survey
Table 4
Distribution of the loss of attachment among factory workers according to age group, gender, and plant.
| | 0–3 mm code 0 | 4-5 mm code 1 | 6–8 mm code 2 | 9–11 mm code 3 | >12 mm code 4 | χ2 value | value |
| Age groups (year) | 20–35 | 202 (51.8%) | 68 (17.4%) | 48 (12.3%) | 8 (2.1%) | 64 (16.4%) | 192.0 | 0.001 (HS) | 36–50 | 115 (41.1%) | 101 (36.1%) | 33 (11.8%) | 8 (2.9%) | 23 (8.2%) | >50 | 34 (18.9%) | 25 (13.9%) | 15 (8.3%) | 32 (17.8%) | 74 (41.1%) |
| Plant | Tanning | 187 (41.1%) | 122 (26.8%) | 42 (9.2%) | 17 (3.7%) | 86 (18.9%) | 16.8 | 0.002 (HS) | Footwear | 164 (41.4%) | 72 (18.1%) | 54 (13.6%) | 31 (7.8%) | 75 (18.9%) |
| Gender | Male | 207 (41.6%) | 87 (17.5%) | 52 (10.4%) | 40 (8%) | 112 (22.5%) | 36.0 | 0.001 (HS) | Female | 144 (40.9%) | 107 (30.4%) | 44 (12.5%) | 8 (2.3%) | 49 (13.9%) | Total | 351 (41.3%) | 194 (22.8%) | 96 (11.3%) | 48 (5.6%) | 161 (18.9%) |
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