Table 4.
Descriptive statistics of the child mortality data in 1880 Newark, NJ
| Total (N = 5767) |
Irish (N = 1071) |
German (N = 1484) |
Yankee (N = 3212) |
|||||
|---|---|---|---|---|---|---|---|---|
| Mean | SD | Mean | SD | Mean | SD | Mean | SD | |
| Died by age 5 | 0.08 | 0.26 | 0.11 | 0.32 | 0.05 | 0.21 | 0.08 | 0.27 |
| Individual Level | ||||||||
| Sex (male = 1, female = 0) | 0.49 | 0.50 | 0.46 | 0.50 | 0.50 | 0.50 | 0.50 | 0.50 |
| Ethnicity | ||||||||
| Irish (= 1, else = 0) | 0.19 | 0.39 | — | — | — | — | — | — |
| German (=1, else = 0) | 0.26 | 0.44 | — | — | — | — | — | — |
| Yankee (=1, else = 0) | 0.56 | 0.50 | — | — | — | — | — | — |
| Household Level | ||||||||
| Head's age | 34.99 | 8.92 | 35.75 | 7.31 | 36.47 | 7.88 | 34.06 | 9.71 |
| Head's socioeconomic index | 27.57 | 20.01 | 20.76 | 16.64 | 27.15 | 18.64 | 30.03 | 21.09 |
| Number of children | 3.12 | 1.84 | 3.46 | 1.85 | 3.78 | 1.94 | 2.69 | 1.66 |
| Enumeration District Level | ||||||||
| Simpson's diversity index | 0.72 | 0.23 | 0.80 | 0.17 | 0.59 | 0.27 | 0.75 | 0.21 |
| Population density (persons/km2) | 11497.27 | 7708.21 | 9975.34 | 6239.35 | 13507.99 | 9491.05 | 11075.74 | 7021.36 |
| Median socioeconomic index | 24.68 | 9.23 | 22.24 | 8.09 | 22.54 | 6.75 | 26.49 | 10.13 |