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Spearman’s correlation coefficient of nurse’s perception on usefulness of camera service with other variables.
| Number of infants on camera per shift | Number of of surveys (N) | Correlation coefficient (r) | P value |
|---|---|---|---|
| One | 15 | 0.36 | 0.17 |
| Two | 402 | 0.2 | 0.001 |
| Three | 190 | 0.17 | 0.02 |
| Four | 15 | 0.65 | 0.009 |
| Hours worked per shift | 623 | 0.20 | 0.001 |
| Infants completed weeks of gestation at birth | 623 | 0.05 | 0.19 |
