Table 3 Random intercept models (measures of variation) at cluster or community level for suboptimal birth spacing practice among reproductive-age women in 35 SSA countries, 2010–2021
Measure of variation | Model 1 | Model 2 | Model 3 | Model 4 |
|---|---|---|---|---|
Cluster-level variance (%) | 57% | 34% | 41% | 37% |
Intra-class correlation (%) | 14.10% | 10.12% | 11.08% | 10.10% |
Explained variance (%) | Reference | 40.35% | 28.07% | 35.09% |
Median odds ratio | 1.90 | 1.51 | 1.66 | 1.58 |
Model statistics summary | ||||
 Akaike’s information criteria | 354,246 | 347,143 | 342,077 | 336,040 |
 Bayesian information criteria | 354,267 | 347,277 | 342,129 | 336,204 |
 Log-likelihood | − 177,121 | − 173,559 | − 171,034 | − 168,004 |
 Deviance | 354,242 | 347,118 | 342,068 | 336,008 |