| Variable | Country | N | Min | Max | Mean | Std. Dev |
| Call centre access | Nigeria | 360 | 2 | 5 | 4.1 | 0.72 |
| Cameroon | 360 | 1 | 5 | 3.8 | 0.85 | |
| Issue resolution | Nigeria | 360 | 1 | 5 | 3.9 | 0.81 |
| Cameroon | 360 | 1 | 4 | 3.2 | 0.90 | |
| Service centre convenience | Nigeria | 360 | 2 | 5 | 4.0 | 0.85 |
| Cameroon | 360 | 1 | 5 | 3.6 | 0.92 | |
| Network uptime | Nigeria | 360 | 3 | 5 | 4.1 | 0.62 |
| Cameroon | 360 | 1 | 5 | 3.4 | 1.04 | |
| Upgrade frequency | Nigeria | 360 | 1 | 5 | 3.8 | 0.77 |
| Cameroon | 360 | 1 | 4 | 3.1 | 0.88 |